Lew Ayres

Oliver Duffy

Laraine Day

Edwina 'Eddie' Brown

Basil Rathbone

Cesar Ferrari / Dr. H. Santelle

Walter Kingsford

Dr. Cromwall

Miles Mander

Dr. Kurt Immelman

Charles D. Brown

Police Inspector Gallagher

Cliff Clark

Police Lieutenant Allison

James Flavin

Police Lieutenant Schaeffer

Russell Gleason

Ogilvie

William Tannen

Devlan

Mark Daniels

Haguey

Bert Roach

Krum

Russell Hicks

Dr. Chandley

Charles Wagenheim

Fred F. Bixley

Robert Homans

Officer O'Garrity

Iris Adrian

Babe Stanton (uncredited)

Margaret Bert

Mrs. Geversar (uncredited)

Sam Ash

Theater Stage Manager (uncredited)

Robert Bradford

Whistles 'Over the Rainbow' (uncredited)

Ralph Brooks

Dr. Shepherd (uncredited)

Milton Parsons

Jarvis J. Banhoff (uncredited)

Eddie Buzard

Tall Newsboy (uncredited)

Bobby Callahan

Small Newsboy (uncredited)

George M. Carleton

Meeting Chairman (uncredited)

Eddy Chandler

Bill (uncredited)

Mary Currier

Miss Hewitt (uncredited)

Leslie Denison

Paul (uncredited)

Roger Moore

Jim (uncredited)

Jules Cowles

Crazy Man at the Clinic (uncredited)

Ralph Dunn

Policeman Outside Clinic (uncredited)

William Lally

Police Sergeant (uncredited)

Dick Midgley

Police Driver (uncredited)

George Magrill

Policeman (uncredited)

Arthur Belasco

Fat Man (uncredited)

Byron Foulger

Bird Man (uncredited)

Jerry Maren

Small Boy (uncredited)

Frank Marlowe

Cabbie with Cat (uncredited)

George Ovey

Old Man with Telegram (uncredited)

Edna Holland

Clinic Nurse (uncredited)

Edwin Stanley

Hospital Doctor (uncredited)