One Mysterious Night

Chester Morris

Horatio 'Boston Blackie' Black

Janis Carter

Dorothy Anderson

William Wright

Paul Martens

Richard Lane

Inspector Farraday

George E. Stone

The Runt

Robert B. Williams

Matt Healy

Mark Roberts

George Daley

Dorothy Malone

Eileen Daley (Uncredited)

Joseph Crehan

Jumbo Madigan (Uncredited)

Ben Taggart

Traffic Cop (Uncredited)

Minerva Urecal

Miss Wilkinson (Uncredited)

Constance Purdy

Woman in Daley's Office (Uncredited)

Ed Allen

Policeman (Uncredited)

Kenneth Brown

Boy (Uncredited)

Early Cantrell

Margaret Dean (Uncredited)

Lew Davis

Exhibit Attendee (Uncredited)

Edythe Elliott

Mother (Uncredited)

Jack Gardner

Frank (Uncredited)

Fred Graff

Reporter (Uncredited)

Harrison Greene

Arthur Manleder (Uncredited)

Fred Howard

Reporter (Uncredited)

Dick Jensen

Policeman (Uncredited)

Henry Jordan

Reporter (Uncredited)

Edward Keane

Police Commissioner Howard (Uncredited)

Tom Kingston

News Photographer (Uncredited)

Lyle Latell

Detective Sergeant Matthews (Uncredited)

Billy Lenhart

Boy (Uncredited)

Anne Loos

Newsstand Clerk (Uncredited)

George Magrill

Police Guard (Uncredited)

Cy Malis

Policeman (Uncredited)

George McKay

Police Sergeant McNulty (Uncredited)

Pat O'Malley

Police Sergeant (Uncredited)

John Tyrrell

Austin (Uncredited)

Bob Walker

Man in Office with Matthews (Uncredited)

Cecil Weston

Mother (Uncredited)

Budd Boetticher

Director

Milton Feldman

Assistant Director

Paul Yawitz

Writer

Jack Boyle

Writer

Ted Richmond

Producer

L. William O'Connell

Director of Photography

Al Clark

Editor

Paul Sawtell

Original Music Composer

Lionel Banks

Art Direction

George Brooks

Art Direction

Robert Priestley

Set Decoration

Lambert E. Day

Sound