Sterling Hayden

Dix Handley

Louis Calhern

Alonzo D. Emmerich

Jean Hagen

Doll Conovan

James Whitmore

Gus Minissi

Sam Jaffe

Doc Erwin Riedenschneider

John McIntire

Police Commissioner Hardy

Marc Lawrence

Cobby

Barry Kelley

Lieutenant Ditrich

Anthony Caruso

Louis Ciavelli

Teresa Celli

Maria Ciavelli

Marilyn Monroe

Angela Phinlay

William 'Wee Willie' Davis

Timmons

Dorothy Tree

May Emmerich

Brad Dexter

Bob Brannom

John Maxwell

Dr. Swanson

Mary Anderson

Police Broadcaster (voice) (uncredited)

Ray Bennett

Detective in Hardy's Office (uncredited)

David Bond

Father Sortine (uncredited)

Chet Brandenburg

Man at Line-Up (uncredited)

Benny Burt

Taxi Driver (uncredited)

Frank Cady

Night Clerk (uncredited)

Jean Carter

Woman (uncredited)

Mack Chandler

Gambler (uncredited)

David Clarke

Mr. Atkinson (uncredited)

John Cliff

Policeman (uncredited)

Harry Cody

Gambler (uncredited)

Gene Coogan

Reporter (uncredited)

Henry Corden

Karl Anton Smith (uncredited)

Chuck Courtney

Red - Boy in Diner (uncredited)

John Crawford

Reporter (uncredited)

Ralph Dunn

Policeman (uncredited)

Gene Evans

Policeman at Ciavelli's Apartment (uncredited)

Pat Flaherty

Policeman (uncredited)

Alex Gerry

Maxwell (uncredited)

Sol Gorss

Policeman (uncredited)

Fred Graham

Truck Driver (uncredited)

Don Haggerty

Detective Andrews (uncredited)

Eloise Hardt

Vivian (uncredited)

Thomas Browne Henry

James X. Connery (uncredited)

Wesley Hopper

Policeman (uncredited)