as Alec Prosser-Jones
as Hacker
as Dr. Lucas
as Doctor (uncredited)
as Dr. Tirpitz
as Charles Merrow
as Mr. Arditti
as Derreck Alwyn
as The Inspector
as The Bishop
as Colonel Ross
as Major Andrew Carlyle
as Inspector
as Marshal
as Wolf Eisen
as Frank Houghton
as Basil Stewart
as Dr. Chisolm
as The Hon. Mr. Justice Yearsley
as Mr. Justice Yearsley
as Captain
as Brigadier
as Dr. Abbott
as Hinchcliffe
as Peter Naylor
as Von Moltke
as Prince Vasili Kuragin
as Carter
