Professor Davis
Bobby Jessop
Arthur Costello
Prof. Davys
J.B. Crabtree
Harman
Dr. Innsbach
Sir John
Onslowe
Joyce
Matron
Sister Spooner
B.B.C. Interviewer
Male Nurse
Station Master
Ticket Collector
Sister at Nursing Home (uncredited)
Hotel Receptionist (uncredited)
B.B.C. Producer (uncredited)
Hospital Nurse (uncredited)
Butcher's Boy (uncredited)
Bailiff (uncredited)
Miss Rudge (uncredited)
Journalist (uncredited)
Train Passenger (uncredited)
Mrs. Webster (uncredited)
Ministry Receptionist (uncredited)
Relph - Journalist (uncredited)
Nurse (uncredited)
Passport Official (uncredited)
Porter (uncredited)