Donny Hanson (6 episodes, 1997-2000)
Detective Nina Echeverria (6 episodes, 1997-2000)
(6 episodes, 1997-2000)
Lt. Tom Warner (6 episodes, 1997-2000)
Det. Anthony Libretti (6 episodes, 1997-2000)
Det. Alex Gage (6 episodes, 1997-2000)
Det. James Tasio (6 episodes, 1997-2000)
Det. Diane Hoffman (6 episodes, 1997-2000)
Berlin (6 episodes, 1997-2000)
(5 episodes, 1997-2000)
(4 episodes, 1997-2000)
(3 episodes, 1997-2000)
(2 episodes, 1997)
(2 episodes, 2000)
(1 episode, 1997)
Cal (1 episode, 1997)
Billy Rynaldo (1 episode, 1997)
Delivery Room Nurse (1 episode, 1997)
Detective Matthews (1 episode, 1997)
Heroin Dealer (1 episode, 1997)
Hong (1 episode, 1997)
Wu (1 episode, 1997)
Joe Naim (1 episode, 1997)
Stand-in (1 episode, 1997)
Li (1 episode, 1997)
Helen (1 episode, 2000)
(1 episode, 2000)
Kamal (unknown episodes)
Undercover Cop (unknown episodes)