Law & Order franchise crossovers

The Law & Order franchise has had many characters cross over between its series. There has been even more crossing over between the Law & Order franchise and its sibling the Chicago franchise.

Main Characters[]

Law & Order[]

Detective Lennie Briscoe
- Law & Order (12 seasons, 273 episodes, 1 movie)
- Homicide: Life on the Street (3 seasons, 3 episodes)
- Law & Order: Special Victims Unit (1 season, 3 episodes)
- Law & Order: Criminal Intent (1 season, 1 episode)
- Law & Order: Trial by Jury (2 episodes)
Detective Joe Fontana
- Law & Order (2 seasons, 46 episodes)
- Law & Order: Trial by Jury (1 episode)
Detective Ed Green
- Law & Order (8 seasons, 198 episodes)
- Law & Order: Special Victims Unit (1 season, 2 episodes)
- Law & Order: Criminal Intent (1 season, 1 episode)
- Law & Order: Trial by Jury (1 episode)
- Andy Barker, P.I. (1 episode)
Detective Mike Logan
- Law & Order (5 seasons, 111 episodes, 1 movie)
- Homicide: Life on the Street (1 season, 1 episode)
- Law & Order: Criminal Intent (4 seasons, 36 episodes)
Detective Rey Curtis
- Law & Order (5 seasons, 95 episodes, 1 movie)
- Homicide: Life on the Street (3 seasons, 3 episodes)
Captain Donald Cragen
- Law & Order (3 seasons, 69 episodes, 1 movie)
- Law & Order: Special Victims Unit (16 seasons, 307 episodes)
Lieutenant Anita Van Buren
- Law & Order (17 seasons, 388 episodes, 1 movie)
- Law & Order: Criminal Intent (1 season, 1 episode)
- Law & Order: Trial by Jury (1 episode)
E.A.D.A./D.A. Jack McCoy
- Law & Order (16 seasons, 367 episodes, 1 movie)
- Homicide: Life on the Street (2 seasons, 2 episodes)
- Law & Order: Special Victims Unit (3 seasons, 3 episodes)
- Law & Order: Trial by Jury (2 episodes)
E.A.D.A./Bureau Chief Michael Cutter
- Law & Order (3 seasons, 63 episodes)
- Law & Order: Special Victims Unit (1 season, 4 episodes)
A.D.A./Defense Attorney Paul Robinette
- Law & Order (6 seasons, 69 episodes)
- Chicago Justice (1 episode)
A.D.A. Claire Kincaid
- Law & Order (3 seasons, 68 episodes)
- Homicide: Life on the Street (1 season, 1 episode)
A.D.A./Defense Attorney/Judge Jamie Ross
- Law & Order (4 seasons, 49 episodes)
- Homicide: Life on the Street (1 season, 1 episode)
- Law & Order: Trial by Jury (2 episodes)
A.D.A. Abbie Carmichael
- Law & Order (3 seasons, 72 episodes)
- Law & Order: Special Victims Unit (1 season, 6 episodes)
A.D.A./D.D.A./A.U.S.A. Connie Rubirosa
- Law & Order (4 seasons, 85 episodes)
- Law & Order: LA (8 episodes)
- Law & Order: Special Victims Unit (1 season, 1 episode)
D.A. Adam Schiff
- Law & Order (10 seasons, 228 episodes)
- Law & Order: Special Victims Unit (1 season, 1 episode)
D.A. Nora Lewin
- Law & Order (2 seasons, 46 episodes)
- Law & Order: Criminal Intent (1 season, 1 episode)
- Law & Order: Special Victims Unit (2 seasons, 2 episodes)
D.A. Arthur Branch
- Law & Order (5 seasons, 116 episodes)
- Law & Order: Special Victims Unit (4 seasons, 11 episodes)
- Law & Order: Trial by Jury (13 episodes)
- Law & Order: Criminal Intent (1 season, 1 episode)
- Conviction (1 episode)
Dr. Elizabeth Olivet
- Law & Order (14 seasons, 87 episodes)
- New York Undercover (1 season, 1 episode)
- Law & Order: Special Victims Unit (3 seasons, 4 episodes)
- Law & Order: Trial by Jury (1 episode)
- Law & Order: Criminal Intent (1 season, 1 episode)

Law & Order: Special Victims Unit[]

Detective Elliot Stabler
- Law & Order: Special Victims Unit (12 seasons, 266 episodes)
- Law & Order (1 season, 2 episodes)
- Law & Order: Trial by Jury (1 episode)
Detective/Sergeant/Lieutenant Olivia Benson
- Law & Order (2 seasons, 3 episodes)
- Law & Order: Trial by Jury (1 episode)
- Chicago P.D. (2 seasons, 3 episodes)
- Chicago Fire (1 season, 1 episode)
Detective Odafin Tutuola
- Law & Order (1 season, 1 episode)
- Chicago P.D. (3 seasons, 3 episodes)
A.D.A./Bureau Chief Alexandra Cabot
- Law & Order: Special Victims Unit (8 seasons, 96 episodes)
- Conviction (13 episodes)
A.D.A. Casey Novak
- Law & Order: Special Victims Unit (7 seasons, 113 episodes)
- Law & Order: Trial by Jury (1 episode)
Medical examiner Melinda Warner
- Law & Order: Special Victims Unit (16 seasons, 169 episodes)
- Law & Order: Trial by Jury (1 episode)
Detective Amanda Rollins
- Chicago P.D. (2 seasons, 2 episodes)
- Chicago Fire (1 season, 1 episode)
Detective Nick Amaro
- Law & Order: Special Victims Unit (4 seasons, 90 episodes)
- Chicago P.D. (1 season, 2 episodes)
Detective Dominick Carisi, Jr.
- Chicago P.D. (1 season, 1 episode)

Law & Order: Criminal Intent[]

Detective/Lieutenant Alexandra Eames
- Law & Order: Criminal Intent (10 seasons, 142 episodes)
- Law & Order: Special Victims Unit (2 seasons, 2 episodes)

Law & Order: Trial by Jury[]

Bureau Chief Tracey Kibre
- Law & Order: Trial by Jury (13 episodes)
- Law & Order: Special Victims Unit (1 season, 1 episode)
D.A. Investigator Hector Salazar
- Law & Order: Trial by Jury (12 episodes)
- Law & Order: Special Victims Unit (1 season, 1 episode)

Homicide: Life on the Street[]

Lieutenant Al Giardello
- Homicide: Life on the Street (7 seasons, 118 episodes, 1 movie)
- Law & Order (1 season, 1 episode)
Detectives Tim Bayliss
- Homicide: Life on the Street (7 seasons, 118 episodes, 1 movie)
- Law & Order (1 season, 1 episode)
Detectives Frank Pembleton
- Homicide: Life on the Street (6 seasons, 98 episodes, 1 movie)
- Law & Order (1 season, 1 episode)
Detective Paul Falsone
- Homicide: Life on the Street (3 seasons, 46 episodes, 1 movie)
- Law & Order (1 season, 1 episode)
Detective/Sergeant/D.A. Investigator John Munch
- Homicide: Life on the Street (7 seasons, 119 episodes, 1 movie)
- Law & Order (4 seasons, 4 episodes)
- The X-Files (1 season, 1 episode)
- Law & Order: Special Victims Unit (16 seasons, 242 episodes)
- The Beat (1 season, 1 episode)
- Law & Order: Trial by Jury (1 episode)
- The Wire (1 season, 1 episode)
A.S.A. Ed Danvers
- Homicide: Life on the Street (7 seasons, 37 episodes, 1 movie)
- Law & Order (1 season, 2 episodes)
Detective Rene Sheppard
- Homicide: Life on the Street (1 season, 21 episodes, 1 movie)
- Law & Order (1 season, 1 episode)
Detective Meldrick Lewis
- Homicide: Life on the Street (7 seasons, 115 episodes, 1 movie)
- Law & Order: Special Victims Unit (1 season, 1 episode)

In Plain Sight[]

U.S. Marshall Mary Shannon
- In Plain Sight (5 seasons, 61 episodes)
- Law & Order: Criminal Intent (1 season, 1 episode)

Law & Order: LA[]

Detective Rex Winters
- Law & Order: LA (14 episodes)
- Law & Order: Special Victims Unit (1 season, 1 episode)
Deputy D.A. Jonah Dekker
- Law & Order: LA (16 episodes)
- Law & Order: Special Victims Unit (1 season, 1 episode)

Chicago P.D.[]

Detective Erin Lindsay
- Chicago Fire (3 seasons, 4 episodes)
- Chicago P.D. (4 seasons, 84 episodes)
- Law & Order: Special Victims Unit (3 seasons, 4 episodes)
- Chicago Med (2 seasons, 6 episodes)
- Chicago Justice (1 episode)
Sergeant Hank Voight
- Law & Order: Special Victims Unit (2 seasons, 3 episodes)
- Chicago Justice (3 episodes)
Detective Jay Halstead
- Law & Order: Special Victims Unit (1 season, 2 episodes)
Officer Kim Burgess
- Law & Order: Special Victims Unit (1 season, 1 episode)
Officer Sean Roman
- Chicago P.D. (2 seasons, 46 episodes)
- Chicago Fire (2 seasons, 8 episodes)
- Law & Order: Special Victims Unit (1 season, 1 episode)
- Chicago Med (1 season, 3 episodes)
Detective Antonio Dawson
- Law & Order: Special Victims Unit (1 season, 1 episode)
- Chicago Justice (13 episodes)

Recurring Characters[]

Law & Order[]

Dr. Emil Skoda
- Law & Order (9 seasons, 44 episodes)
- Law & Order: Special Victims Unit (1 season, 6 episodes)
- Law & Order: Criminal Intent (1 season, 1 episode)
- New York Undercover (1 season, 1 episode)
Dr. Elizabeth Rodgers
- Law & Order (19 seasons, 142 episodes, 1 movie)
- Law & Order: Special Victims Unit (1 season, 9 episodes)
- Law & Order: Criminal Intent (10 seasons, 110 episodes)
- Law & Order: Trial by Jury (1 episode)
Judge Walter Bradley
- Law & Order (9 seasons, 14 episodes)
- Law & Order: Special Victims Unit (9 seasons, 18 episodes)
- Law & Order: Trial by Jury (1 episode)
- Conviction (2 episodes)
Judge Margaret Barry
- Law & Order (8 seasons, 9 episodes)
- Law & Order: Special Victims Unit (1 season, 2 episodes)
Judge Rebecca Steinman
- Law & Order (7 seasons, 8 episodes)
- Law & Order: Special Victims Unit (1 season, 1 episode)
- Law & Order: Trial by Jury (1 episode)
Judge Morris Torledsky
- Law & Order (15 seasons, 26 episodes)
- Law & Order: Trial by Jury (2 episodes)
Judge Janice Goldberg
- Law & Order (7 seasons, 12 episodes)
- Law & Order: Criminal Intent (1 season, 1 episode)
Judge William Wright
- Law & Order (4 seasons, 4 episodes)
- Law & Order: Trial by Jury (1 episode)
Judge Derek Hafner
- Law & Order (3 seasons, 3 episodes)
- Law & Order: Trial by Jury (2 episodes)
Judge Walter Schreiber
- Law & Order (10 seasons, 11 episodes)
- Law & Order: Special Victims Unit (1 season, 1 episode)
Judge Harrison Taylor
- Law & Order (6 seasons, 9 episodes)
- Law & Order: Trial by Jury (1 episode)
Judge Shirley Taylor
- Law & Order (5 seasons, 7 episodes)
- Conviction (2 episodes)
Defense Attorney Shambala Green
- Law & Order (4 seasons, 7 episodes)
- Chicago P.D. (1 season, 1 episode)
Defense Attorney Dave Seaver
- Law & Order (2 seasons, 2 episodes)
- Law & Order: Special Victims Unit (4 seasons, 7 episodes)
Professor Norman Rothenberg
- Law & Order (8 seasons, 8 episodes)
- Law & Order: Trial by Jury (1 episode)
Defense Attorney Peter Behrens
- Law & Order (6 seasons, 6 episodes)
- Law & Order: Criminal Intent (1 season, 1 episode)
- Law & Order: Trial by Jury (1 episode)
Defense Attorney/Judge Danielle Melnick
- Law & Order (13 seasons, 13 episodes)
- Law & Order: Criminal Intent (1 season, 1 episode)
- Chicago Justice (1 episode)
Defense Attorney Bernie Adler
- Law & Order (2 seasons, 2 episodes)
- Law & Order: Trial by Jury (1 episode)
Defense Attorney Stan Shatenstein
- Law & Order (2 seasons, 2 episodes)
- Law & Order: Criminal Intent (1 season, 1 episode)
Detective Mariluz Rivera
- Law & Order (3 seasons, 18 episodes)
- Law & Order: Criminal Intent (1 season, 1 episode)
Forensics Technician Arlene Shrier
- Law & Order (9 seasons, 16 episodes)
- Law & Order: Criminal Intent (3 seasons, 3 episodes)

Law & Order: Special Victims Unit[]

Judge Alan Ridenour
- Law & Order: Special Victims Unit (7 seasons, 14 episodes)
- Law & Order: Criminal Intent (2 seasons, 2 episodes)
Judge Susan Valdera
- Law & Order: Special Victims Unit (4 seasons, 5 episodes)
- Law & Order (1 season, 1 episode)
Defense Attorney Lionel Granger
- Law & Order: Special Victims Unit (6 seasons, 10 episodes)
- Law & Order (1 season, 1 episode)
Dr. Rohit Mehta
- Law & Order: Special Victims Unit (3 seasons, 5 episodes)
- Law & Order (1 season, 1 episode)

Law & Order: Criminal Intent[]

Nicole Wallace/Madeline Haynes
- Law & Order: Criminal Intent (4 seasons, 5 episodes)
- Jo (1 season, 1 episode)
Detective Louise Campesi
- Law & Order: Criminal Intent (3 seasons, 6 episodes)
- Law & Order: Special Victims Unit (3 seasons, 4 episodes)

Law & Order: Trial by Jury[]

Judge Amanda Anderlee
- Law & Order (1 season, 1 episode)
- Law & Order: Trial by Jury (3 episodes)

Homicide: Life on the Street[]

Gwen Munch
- Homicide: Life on the Street (1 seasons, 1 episode)
- Law & Order: Special Victims Unit (2 seasons, 2 episodes)
Billie Lou Hatfield
- Homicide: Life on the Street (1 season, 15 episodes, 1 movie)
- Law & Order: Special Victims Unit (1 season, 1 episode)

Chicago P.D.[]

Nadia Decotis
- Chicago P.D. (2 seasons, 19 episodes)
- Law & Order: Special Victims Unit (1 season, 1 episode)
Dr. Greg Yates
- Chicago P.D. (2 seasons, 2 episodes)
- Law & Order: Special Victims Unit (2 seasons, 4 episodes)

Guest Characters[]

Law & Order[]

Defense Attorney Rowan
- Law & Order - Law & Order: Special Victims Unit
  - Season 12: "Myth of Fingerprints" - Season 4: "Mercy"
Defense Attorney Dean Connors
- Law & Order - Law & Order: Trial by Jury
  - Season 13: "Star Crossed" - "Truth or Consequences"
Brian Egan & Kendall Egan
- Law & Order - Homicide: Life on the Street
  - Season 6: "Charm City" - Season 4: "For God and Country"
Dr. Steven Janaway, Gayle Janaway, Defense Attorney Leslie Drake, & Johnny Ramirez
- Law & Order - Homicide: Life on the Street
  - Season 8: "Baby, It's You" - Season 6: "Baby, It's You (2)"
Independent Counsel William Dell, Katherine Rainer, Ned Burks & Judy Palnick
- Law & Order - Homicide: Life on the Street
  - Season 9: "Sideshow" - Season 7: "Sideshow (2)"
Defense Attorney Jerry Kleinert
- Law & Order - Law & Order: Special Victims Unit
  - Exiled: A Law & Order Movie - Season 1: "Payback"
Jill Templeton
- Law & Order - Law & Order: Special Victims Unit
  - Season 4: "Mayhem" - Season 1: "Entitled"
Judge Barry Abrams
- Law & Order - Law & Order: Special Victims Unit
  - Season 8: "Carrier" - Season 1: "Entitled"
Emiliano Ortiz
- Law & Order - Law & Order: Trial by Jury
  - Season 15: "Tombstone" - "Skeleton"

Law & Order: Special Victims Unit[]

Defense Attorney Patrick Rumsey, Stephanie Mulroney, Regina Mulroney, Emily Shore, Helen Katisch, Pauline Brecker, Delia Woodruff & Police Commissioner's Aide
- Law & Order: Special Victims Unit - Law & Order
  - Season 1: "Entitled" - Season 10: "Entitled"
Gabriel Duvall, Eleanor Duvall, Defense Attorney Jason Whitaker, Nina Zergin & Mildred Quintana
- Law & Order: Special Victims Unit - Law & Order: Trial by Jury
  - Season 6: "Night" - "Day"
April Troost & Lorraine Dillon
- Law & Order: Special Victims Unit - Law & Order
  - Season 7: "Design" - Season 16: "Flaw"
Teddy Courtney
- Law & Order: Special Victims Unit - Chicago P.D.
  - Season 16: "Chicago Crossover" - Season 2: "They’ll Have To Go Through Me"

Law & Order: Criminal Intent[]

Defense Attorney Ronald Hardin
- Law & Order: Criminal Intent - Law & Order: Trial by Jury
  - Season 2: "Anti-Thesis" - "Blue Wall"
Father Chris Shea
- Law & Order: Trial by Jury - Law & Order: Special Victims Unit
  - Season 7: "Last Rites" - Season 14: "Presumed Guilty"