Presenter

Edgar Lustgarten

Inspector Duggan

Russell Napier

Mrs. Bailey

Margot Bryant

Mrs. Wiggins

Barbara Bruce

Sergeant

Vernon Greeves

Nicholls

Carl Jaffe

Janet Nicholls

Sylvia Marriott

Commissario

Roger Delgado

Director of Cellini Gallery in Rome

Dino Galvani

Doctor Harding

Alec Finter

Maid (Nancy Morgan)

Joan Cross

Bates

Glyn Houston

Director

Montgomery Tully

Writer

Gil Saunders

Producer

Alec C. Snowden