Lt. Hill

Technical Advisor

Tom Duncan

Hennessey

Max Silver (1 episode)

Bartender

Captain Harrison

Chief Inspector Ed Parks (13 episodes)

Chief Ed Palmer

Sgt. Bernie Vincent (22 episodes)

Malone (1 episode)

Sergeant Harry Volmer (1 episode)

Sean McLiam (1 episode)

Capt. R. E. Mead (1 episode)

Lieutenant Holtzman (1 episode)

Ron Butler (1 episode)

Captain Harrison (1 episode)

Sgt. Malone

Brock (1 episode)

Jack Ballard (1 episode)

Captain (1 episode)

Det. Eddie Egan

Scanlon

Writer

Technical Advisor

Self (1 episode)

Al Barber (1 episode)

Lt. Costin

Lt. Paul Haber (1 episode)

Jake

Simonson

Other

Technical Advisor