Joan Crawford
Monica Rivers
Michael Gough
Albert Dorando
Robert Hardy
Detective Superintendent Brooks
Geoffrey Keen
Commissioner Dalby
Sydney Tafler
Harrison Liston
George Claydon
Bruno Fontana
Ambrosine Phillpotts
Miss Burrows
Golda Casimir
Bearded Lady
Reginald Marsh
Sergeant Hutchins
Bryan Pringle
Constable Bradford
George Lane Cooper
Roustabout (Uncredited)
Arthur Goodman
Talent Agent (Uncredited)
Bill Hibbert
Policeman (Uncredited)
Robert Rowland
Big Top Ticket Holder (Uncredited)
Reg Thomason
Reporter (Uncredited)
Cyril Kent
Circus Worker (Uncredited)
Herman Cohen
Circus Audience (Uncredited)