Richard Conte
— Larry O'Brien
Julie Adams
— Sally Rousseau / Amanda Rousseau
Richard Egan
— Police Lt. Bud Lennox
Henry Hull
— Philip Ferrara / Vincent St. Clair
Fred Clark
— Sam Collyer
Jim Backus
— Mitch Davis
Houseley Stevenson
— John Miller, Studio Guard
Paul Cavanagh
— Roland Paul
Katherine Meskill
— Mary
Louis Lettieri
— Jimmy Davis
Francis X. Bushman
— Himself
Betty Blythe
— Herself
William Farnum
— Himself
Helen Gibson
— Herself
Joel McCrea
— Joel McCrea
Rico Alaniz
— Spanish Actor (uncredited)
Tony Barr
— Seedy Hotel Night Clerk (uncredited)
Chet Brandenburg
— Crew Member (uncredited)
Peter Brocco
— Charles Rodale (uncredited)
Harris Brown
— Mortuary Employee (uncredited)
Joseph Bryan
— Waiter (uncredited)
James J. Casino
— Attendant (uncredited)
William Castle
— Himself (uncredited)
Bing Conley
— Parade Spectator (uncredited)
John Crawford
— 1st Detective (uncredited)
Russell Dennis
— Publicity Man (uncredited)
Marjorie Eaton
— Weird-Looking Woman (uncredited)
Douglas Evans
— Director (uncredited)
William Fawcett
— Actor as Beggar in Commissary (uncredited)
Charlie Gibbs
— Detective (uncredited)