Peter Swanwick

as Hoad

as Holiday-Maker

as First Officer of Shona

as Nils Svenson

as Chief Interrogator

as Harrison

as Dr. Nichols

as Propert

as Mr Propert

as Mr. Wimbush (uncredited)

as Travelling Salesman

as Oppenheimer

as Landlord

as Chemist

as The Supervisor

as Hofer