Black 13

Martin Walker as Prof. Barclay Martin Benson as Bruno Stephen Boyd as Policeman (uncredited) Peter Reynolds as Stephen Rona Anderson as Claire Michael Balfour as Joe John Le Mesurier as Inspector Patrick Barr as Robert Lana Morris as Marion John Forrest as Wally Viola Lyel as Mrs. Barclay

Don Chaffey Art Direction Pietro Germi Writer Ken Hughes Director, Story Carlo Rustichelli Music