CELEBRITY GUEST STARS
The fictional name is a link to a short description of the character; the actor's name is a link to his or her Internet Movie Database filmography.



Jayne M. Allen
Steve Allen
Rosanna Arquette
Armando Benitez
Benjamin Bratt
Wilford Brimley
Steve Buscemi
Bruce Campbell
Joan Chen
Linda Dano
Vincent D'Onofrio
Tate Donovan
Charles Durning
Charles S. Dutton
Chris Eigeman
Scott Erickson
Peter Gallagher
Parris M. Glendening
Neil Patrick Harris
The Rev. Horton Heat
Jill Hennessy
Edward Herrmann
Polly Holliday
James Earl Jones
Bruno Kirby
Jay Leno
Barry Levinson

Emily Cochran
George Cochran
Caroline Widmer
Himself
Det. Reynaldo Curtis
Harry Prentice
Gordon Pratt
Det. Jake Rodzinski
Elizabeth Wu
Dr. Miano
John Lange
Greg Kellerman
Thomas Finnegan
Elijah Sanborn
Jude Silvio
Himself
Chris Rawls
Himself
Alan Schack
Lemuel Galvin
ASA Claire Kincaid
Thomas Pandolfi
Mrs. Rath
Felix Wilson
Victor Helms
Himself
Himself
EPISODE OF APPEARANCE
611: Shaggy Dog City Goat
611: Shaggy Dog City Goat
507: The Heart of Saturday Night
602: Blood Ties, Part 2
411: For God and Country*
201: See No Evil
315: End Game
414: Justice, Part 1*
515: Wu's on First
516: Valentine's Day
604: Subway
515: Wu's on First
621: Finnegan's Wake
503: Prison Riot
507: The Heart of Saturday Night
602: Blood Ties, Part 2
609: Closet Cases
522: Strangers and Other Partners
516: Valentine's Day
408: Full Moon
411: For God and Country
506: White Lies
507: The Heart of Saturday Night
601: Blood Ties, Part 1*
320: The Gas Man
409: Sniper, Part 1
511: Documentary



*This character has appeared in at least one other episode 1