Lee Marvin
Detective Lt. Frank Ballinger

Paul Newlan
Police Capt. Grey

DeForest Kelley
Police Sgt. Miller / Detective

Harry Landers
Max Decker / Torrance

Barney Phillips
Doctor / Dr. Lester Bowers

Elizabeth Harrower
Walls' Secretary / Mrs. Michaels

Bill Erwin
Detective Gene / Roger Jessop

William Hudson
Paul Webster / Tom Ferris

John Beradino
Detective D'amico / Nick Cordell

William Phipps
Joe Mazzerin / Al 'Bugsy' Page

Dick Wilson
Moe Norton / Max Pushkin

Harlan Warde
Marty Pryor / Wally

Paul Maxwell
Andy Markham / Jim Landry

Ross Elliott
Vincent Hurd / Police Sgt. Smith

Margaret Field
Laura M. Canby / Rose Pulaski Mooney

Harry Bartell
Jed Stanner / Johnny Clavell

John Harmon
Babe / Charlie Andalucia

Ruta Lee
Ora Kane / Connie Meston

Lawrence Dobkin
Louie Prince / Barney Traxler

S. John Launer
Police Captain Timothy Riley / Carl Wright