Barry Fitzgerald

Lt. Dan Muldoon

Howard Duff

Frank Niles

Dorothy Hart

Ruth Morrison

Don Taylor

Jimmy Halloran

Frank Conroy

Captain Donahue

Ted de Corsia

Willy Garzah

House Jameson

Dr. Lawrence Stoneman

Anne Sargent

Mrs. Halloran

Tom Pedi

Detective Perelli

Enid Markey

Mrs. Hylton

Mark Hellinger

Narrator (voice)

Jean Adair

Little Old Lady (Uncredited)

Beverly Bayne

Mrs. Stoneman (Uncredited)

Ralph Brooks

Detective (Uncredited)

Harris Brown

Harvey (Uncredited)

Walter Burke

Pater Backalis (Uncredited)

Alexander Campbell

Policeman (Uncredited)

Curt Conway

Det. Nick (Uncredited)

Russ Conway

Ambulance Doctor (Uncredited)

William Cottrell

Bisbee (Uncredited)

Sarah Cunningham

Nurse (Uncredited)

Paul Ford

Henry Fowler (Uncredited)

Kathleen Freeman

Stout Young Woman on an Elevated Train (Uncredited)

Bruce Gordon

Cop at Williamsburg Bridge (uncredited)

Raymond Greenleaf

City Editor (uncredited)

James Gregory

Patrolman Albert Hicks (uncredited)

Chuck Hamilton

Cop (uncredited)

Robert H. Harris

Druggist (uncredited)

Percy Helton

Street Cleaner (uncredited)

Bern Hoffman

Wrestler (uncredited)

Edwin Jerome

Publisher (uncredited)

Nicholas Joy

Mr. McCormick (uncredited)

Judson Laire

Publisher (uncredited)

Perc Launders

Police Photographer (uncredited)

George Lynn

Detective Fredericks (uncredited)

John Marley

Managing Editor (uncredited)

John McQuade

Detective Dace Constantino (uncredited)

Carl Milletaire

Young Man Who Confesses to Dexter Murder (uncredited)

Virginia Mullen

Martha Swenson (uncredited)

Arthur O'Connell

Sgt. Shaeffer (uncredited)

David Opatoshu

Sgt. Dave Miller (uncredited)

Lee Shumway

Patrolman (uncredited)

John Randolph

Ed Garzah (uncredited)

William Cottrell

Bisbee (uncredited)