Sergeant Joe Friday
Officer Frank Smith
Capt .James E. Hamilton
Officer Grace Downey
Max Edward Troy
Mrs. Ethel Starkie
Deputy D.A. Adolph Alexander
Belle Davitt
Jesse Quinn
Roy Cleaver
Lee Reinhard
Chester Davitt
Ray Pinker
Capt. R.A. Lohrman
Mr. Archer
Mrs. Caldwell
Fred Kemp
Charley Weaver
Lt. Stevens
Narrator (voice)
Officer Greeley
DA S. Ernest Roll
Miller Starkie
McQueen
Singer at Talent Agency (uncredited)