Basil Rathbone

Character: Dr. George Sebastian / Dr. Langamann

Ellen Drew

Character: Linda Booth

John Howard

Character: Gil Sawyer

Barbara Jo Allen

Character: Louise Watkins (as Barbara Allen [Vera Vague])

Ralph Morgan

Character: Dr. Charles Downer

Martin Kosleck

Character: Maurice Gretz

Kitty Kelly

Character: Winnie

Hugh O'Connell

Character: Lawrence Watkins

Henry Victor

Character: Furber (Uncredited)

Wanda McKay

Character: Girl at Charity Bazaar (Uncredited)

James Seay

Character: Intern (Uncredited)

William Benedict

Character: Mickey Barnes (Uncredited)

George Chandler

Character: Elevator Operator (Uncredited)

Edward Earle

Character: Librarian (Uncredited)

Chuck Hamilton

Character: Police Officer at Train Station (Uncredited)

Harry Hayden

Character: Ticket Clerk (Uncredited)

Douglas Kennedy

Character: Hotel Clerk (Uncredited)

John Laing

Character: Intern (Uncredited)

Charles McAvoy

Character: Officer Riley (Uncredited)

Howard M. Mitchell

Character: Butler (Uncredited)

Ruth Rogers

Character: Woman at Charity Bazaar (Uncredited)

Sheila Ryan

Character: Hostess at Charity Bazaar (Uncredited)

Hugh Sothern

Character: Dr. Hatch (Uncredited)

Max Wagner

Character: Cab Driver (Uncredited)