Robert Montgomery

Jeff

Sally Eilers

Mona

Madge Evans

Claire

Eugene Pallette

Terwilliger

C. Henry Gordon

Mayor Starling

Jean Parker

Adele

Bess Flowers

Wardrobe fitter

Billy Gilbert

Commissioner Jerry Allesandro (uncredited)

Ivan Lebedeff

Ramon Salinas

David Newell

O'Neill - Mayor's Secretary

Vince Barnett

Snitz Lepedis

Joseph Cawthorn

Maxie Schultz

Ernie Adams

Elmer - Jeff's Chauffeur

William Bailey

Attorney in Courtroom

Vangie Beilby

Aunt Effie

Zeffie Tilbury

Aunt Ada

Richard Tucker

Party Guest

Harry Stubbs

Party Guest

Ferdinand Munier

General Boyland

Harold Miller

Nightclub Patron

Eva McKenzie

Aunt Emma

Tom London

Plainclothesman

DeWitt Jennings

Moriarty

Bud Geary

Reporter in Courtroom

Bill Elliott

Night Club Patron

Claire Du Brey

Miss Squires - Jeff's Secretary

Don Brodie

Don Brodie

Wade Boteler

Police Inspector Burke

Sherry Hall

Reporter

Phillips Smalley

Judge

Charles Williams

Photographer