Mark Stevens

Officer Rocky Barnes

Edmond O'Brien

Officer Dan Purvis

Gale Storm

Katharine 'Kate' Mallory

Donald Buka

Ritchie Garris

Gale Robbins

Terry Romaine

Anthony Ross

Police Lt. Masterson

Roland Winters

Leo Cusick

Tito Vuolo

Romano

Grazia Narciso

Mrs. Romano

Madge Blake

Mrs. Mallory

Lora Lee Michel

Kathy Blake

Jack Del Rio

Louis Franissi

Philip Van Zandt

Joe Quist

Cliff Bailey

Police Sgt. Bailey

Tony Barr

Harry Yost

Peter Mamakos

'Cootie' Adams

Ric Roman

Rod Peters (as Earl Breitbard)

Wheaton Chambers

Building Superintendent Blake

Frances Morris

Mrs. Blake - Superintendent's Wife

James Brown

Officer Haynes (uncredited)

Billy Gray

Peter J. 'Petey' Conklin (uncredited)

Brick Sullivan

Policeman (uncredited)

Tony Taylor

Thurlow Conklin (uncredited)

Guy Way

Reporter (uncredited)