크레딧 출연 John Loder Maxwell Archer Leueen MacGrath Sarah Athole Stewart Supt. Gordon Marta Labarr Nina George Merritt Insp. Cornell Ronald Adam Nicolides Peter Hobbes George Gull Jr. Ralph Roberts George Gull Sr. Syd Crossley Perkins Barbara Everest Miss Duke 스텝 Katherine Strueby Writing W.L. Trytel Sound Claude Friese-Greene Camera John Paddy Carstairs Directing Hugh Clevely Writing Alan Jaggs Editing William Sistrom Production Ian White Art