Joan Crawford as Monica Rivers

Ty Hardin as Frank Hawkins

Diana Dors as Matilda

Michael Gough as Albert Dorando

Judy Geeson as Angela Rivers

Robert Hardy as Detective Superintendent Brooks

Geoffrey Keen as Commissioner Dalby

Sydney Tafler as Harrison Liston

George Claydon as Bruno Fontana

Philip Madoc as Lazlo

Ambrosine Phillpotts as Miss Burrows

Thomas Cimarro as Gaspar

Peter Burton as Gustavo

Howard Goorney as Emil

Marianne Stone as Wanda

Golda Casimir as Bearded Lady

Ted Lune as Skeleton Man

Milton Reid as Strong Man

Reginald Marsh as Sergeant Hutchins

Bryan Pringle as Constable Bradford

George Lane Cooper as Roustabout (Uncredited)

Arthur Goodman as Talent Agent (Uncredited)

Robert Rowland as Big Top Ticket Holder (Uncredited)

Reg Thomason as Reporter (Uncredited)

Cyril Kent as Circus Worker (Uncredited)

Herman Cohen as Circus Audience (Uncredited)

Fred Wood as