Lee Tracy

Joseph Phineas 'Joe' Stevens

Madge Evans

Dorothy Mason

Frank Morgan

Dr. Buchanan Prescott

Charles Butterworth

Floppy Phil Montague

John Miljan

John Calhoun

Herman Bing

Willy

Samuel S. Hinds

Mr. Beaumont

Syd Saylor

Fred

Stanley Blystone

Policeman at Skating Rink (uncredited)

Ed Brady

Conspirator to Get the District Attorney (uncredited)

Edgar Dearing

Policeman at Streetcar (uncredited)

James Donlan

Photographer (uncredited)

Robert Homans

Streetcar Driver (uncredited)

John Kelly

Streetcar Conductor (uncredited)

Lew Kelly

Bartender (uncredited)

Tom London

Kelley's Associate (uncredited)

James C. Morton

Motorist (uncredited)

Lee Phelps

Ambulance Attendant (uncredited)

Rolfe Sedan

Man Who Will Be Late to Work (uncredited)

Guy Usher

Doctor Schuyler (uncredited)

Charles Williams

Skating Rink Official (uncredited)