Dr. T.S. Clitterhouse

Edward G. Robinson

Acting

Jo Keller

Claire Trevor

Acting

'Rocks' Valentine

Humphrey Bogart

Acting

Okay

Allen Jenkins

Acting

Police Inspector Lewis Lane

Donald Crisp

Acting

Nurse Randolph

Gale Page

Acting

Judge

Henry O'Neill

Acting

Mr. Monroe, Prosecuting Attorney

John Litel

Acting

Grant

Thurston Hall

Acting

Tug

Ward Bond

Acting

Radio Announcer (voice) (uncredited)

Ronald Reagan

Acting

Millie - Mrs. Updyke's Maid (uncredited)

Mary Field

Acting

Butch

Maxie Rosenbloom

Acting

Popus

Vladimir Sokoloff

Acting

Pat

Bert Hanlon

Acting

Rabbit

Curt Bois

Acting

Candy

Billy Wayne

Acting

Lt. Johnson

Robert Homans

Acting

Foreman of Jury

Irving Bacon

Acting

Guest (uncredited)

John Alban

Acting

Gambler in Room 920 (uncredited)

Frank Anthony

Acting

Captain MacLevy (uncredited)

Wade Boteler

Acting

Police Chemist (uncredited)

Sidney Bracey

Acting

Spectator at Robbery (uncredited)

John Breen

Acting

Mrs. Frederick R. Updyke (uncredited)

Georgia Caine

Acting

Roberts - Updyke's Butler (uncredited)

Romaine Callender

Acting

Alarm Company Clerk (uncredited)

Glen Cavender

Acting

Nurse Conner (uncredited)

Loia Cheaney

Acting

Courtroom Spectator (uncredited)

Bud Cokes

Acting

Detective Getting Rocks' Fingerprints (uncredited)

Hal Craig

Acting

Policeman (uncredited)

Ray Dawe

Acting

Pedestrian at Burglary Site (uncredited)

Hal K. Dawson

Acting

Surgeon (uncredited)

Earl Dwire

Acting

Fingerprint Expert (uncredited)

Frank Fanning

Acting

Gambler (uncredited)

J.C. Fowler

Acting

Police Sergeant (uncredited)

Edward Gargan

Acting

Mrs. Updyke's Watchman (uncredited)

William Haade

Acting

Mrs. Ganswoort - Patient (uncredited)

Winifred Harris

Acting

Alarm Company Operator (uncredited)

John Harron

Acting

Inspector Connors (uncredited)

Thomas E. Jackson

Acting

Gambler (uncredited)

Mike Lally

Acting

Juror (uncredited)

Vera Lewis

Acting

Sequin Hotel Desk Clerk (uncredited)

Al Lloyd

Acting

Bailiff (uncredited)

Bruce Mitchell

Acting

Guest (uncredited)

Edmund Mortimer

Acting

Second Detective (uncredited)

Jack Mower

Acting

Policeman (uncredited)

Bob Reeves

Acting

Professor O.J. Ludwig (uncredited)

Frank Reicher

Acting

Third Detective (uncredited)

Ky Robinson

Acting

Updyke's Guest (uncredited)

Ruth Robinson

Acting

Dr. Ames (uncredited)

Eric Stanley

Acting

Guest (uncredited)

Larry Steers

Acting

Patient (uncredited)

Amzie Strickland

Acting

Mrs. Jefferson - Jo's Maid (uncredited)

Libby Taylor

Acting

Forensic (uncredited)

Arthur Thalasso

Acting

First Detective - with Earphones (uncredited)

Monte Vandergrift

Acting

Patricia (uncredited)

Joyce Williams

Acting

Juror (uncredited)

Lawrence A. Williams

Acting

Guest (uncredited)

William Worthington

Acting