George Sanders

Clementi Sabourin

Yvonne De Carlo

Bridget Kelly

Zsa Zsa Gabor

Mrs. Ryan

Victor Jory

Leonard Wilson

Nancy Gates

Stephanie North

Coleen Gray

Mrs. Edith Van Renasslear

John Hoyt

Mr. O'Hara

Lisa Ferraday

Zina Monte

Tom Conway

Gerry Monte aka Sabourin

Celia Lovsky

Mrs. Sabourin (Clementi's mother)

Werner Klemperer

Herbert Bauman (Clementi's lawyer)

Justice Watson

Henry (Clementi's butler)

John Sutton

The Actor as 'Tom' in Stage Play

Curtis Cooksey

Oswald Van Renassalear

Gabriel Curtis

Max Freundlich (as Gabriel Curtiz)

George Brent

Man with Balloon at Party

Dick Gordon

Party Guest (uncredited)