Frank Lupo Creator Fred Dryer Det. Sgt. Richard Rick Hunter Actor Stepfanie Kramer Det. Sgt. Dee Dee McCall Actor, Director Charles Hallahan Capt. Charles Devane Guest Star Robert Vaughn Deputy Chief Curtis Moorehead Guest Star Cec Verrell Iris Smith Guest Star Daniel Quinn Billy Joe Powell Guest Star Robin Strand Vice Principal Roger Landry Guest Star Yuji Okumoto Jimmy Guest Star Patrick Bishop Richard Wing Guest Star Craig Hurley Johnny Youngblood Guest Star Robert Clotworthy Kevin Forensic Technician Guest Star Gene Butler D.A. Ed Clayton Guest Star Mario Roccuzzo Marco Danello Guest Star Brynn Horrocks Debbie Small Guest Star Dale Swann Sgt. Brennan Guest Star Perry Cook Barney Udall Guest Star Conor O'Farrell Lenny Pike Guest Star Garrett Morris Sporty James Guest Star Michael Canavan Officer Bennett Guest Star Tom Biener Romeo Vargus Guest Star George Geiger Executive Producer, Writer Tom Chehak Writer Joe Menosky Writer Terry D. Nelson Writer Fred McKnight Writer Lee Maddux Writer Asher Brauner Writer Richard Raskind Writer James Fargo Director Alexander Singer Director Tony Mordente Director James Whitmore Jr. Director Corey Allen Director Michael Preece Director Randy Roberts Director Jefferson Kibbee Director Erin Michelle Conroy Writer