On screen
Cast
12 credited performers
Edgar Lustgarten
Presenter
Russell Napier
Inspector Duggan
Artwork unavailable
Vernon Greeves
Sergeant
Carl Jaffe
Nicholls
Sylvia Marriott
Janet Nicholls
Roger Delgado
Commissario
Dino Galvani
Director of Cellini Gallery in Rome
Artwork unavailable
Alec Finter
Doctor Harding
Artwork unavailable
Joan Cross
Maid (Nancy Morgan)
Glyn Houston
Bates
Artwork unavailable
Margot Bryant
Mrs. Bailey
Artwork unavailable
Barbara Bruce
Mrs. Wiggins