Fred Gwynne
Officer Francis Muldoon

Joe E. Ross
Officer Gunther Toody

Al Lewis
Officer Leo Schnauser

Paul Reed
Captain Paul Block

Hank Garrett
Officer Ed Nicholson / Officer Ed Nicholson (uncredited)

Alan Manson
Captain Harris of the 12th Precinct (uncredited) / William 'Baby Face' Gordon (u...

Arlene Golonka
Edie the Gun Moll (uncredited) / Laverne Montaine

Albert Henderson
Officer Dennis O'Hara

Bob Hastings
Officer Sanders

Nicholas Colasanto
Marty (uncredited)

Ruth Masters
Mrs. Muldoon (uncredited)

Mel Stewart
Officer Julie

Beatrice Pons
Lucille Toody

David Doyle
TV Executive Holland (uncredited)

Roger C. Carmel
Mr. Cochran

Mr. Cochran

Dan Frazer
Mr. Cochran's assistant (uncredited)

Bruce Kirby
Officer Kissel

Richard Mulligan
Patrolman (uncredited)