Kay Francis
Baroness Teri Hohenfels
Helen Vinson
Marianne Horn
Henry Kolker
Baron Franz Hohenfels
Spencer Charters
Johann Christian Lenz
Clarence Wilson
Prefect of Police
George Davis
Polacheck, the President's Secretary (uncredited)
Ivan Linow
Chauffeur (uncredited)
Alan Mowbray
Detective Fritz
Charles Coleman
Charles (uncredited)
Ruth Donnelly
Berta, Teri's Maid (uncredited)
Lawrence Grant
Professor Bauman (uncredited)
Don Brodie
Robber (uncredited)
Eddie Kane
Robber (uncredited)
Leo White
Assistant Robber (uncredited)
Sheila Terry
Blonde Decoy (uncredited)
Jay Eaton
Leopold, Assistant Jewelry Manager (uncredited)