Jack Webb

Sergeant Joe Friday

Ben Alexander

Officer Frank Smith

Richard Boone

Capt .James E. Hamilton

Ann Robinson

Officer Grace Downey

Stacy Harris

Max Edward Troy

Virginia Gregg

Mrs. Ethel Starkie

Vic Perrin

Deputy D.A. Adolph Alexander

Georgia Ellis

Belle Davitt

James Griffith

Jesse Quinn

Dick Cathcart

Roy Cleaver

Malcolm Atterbury

Lee Reinhard

Willard Sage

Chester Davitt

Olan Soule

Ray Pinker

Dennis Weaver

Capt. R.A. Lohrman

Herb Vigran

Mr. Archer

Virginia Christine

Mrs. Caldwell

James Anderson

Fred Kemp

Cliff Arquette

Charley Weaver

Harry Bartell

Lt. Stevens

Bert Holland

Narrator (voice)

Harry Lauter

Officer Greeley

Bert Stevens

DA S. Ernest Roll

Dub Taylor

Miller Starkie

George Sawaya

McQueen

Meg Myles

Singer at Talent Agency (uncredited)