Parkinson (18 episodes)
Laboratory Technician
Desmond Cross (1 episode)
Maj. McDougal
Hopkins
Customer at Petrol Station (uncredited)
Hamish Gillespie
Inspector Mackenzie (1 episode)
Deighton
Dr. Soames
Det. Insp. Simons
Col. Burlinson
Morton, Earl of Lenox (5 episodes)
Munro (6 episodes)
Travers (2 episodes)
Superintendent Rees (1 episode)
Lloyd Williamson
Hotel Porter
Sergeant Rutherford
Inspector Ames (26 episodes)
Constable (uncredited)
Customs Chief J. S. Blake
Victor Skyway
Inspector Ames
Alec Pearce
Claw Paw
Audiologist (uncredited)
Studio Driver
Menzies
Medical Officer
Fotheringay
Ship's Doctor
1st Policeman (uncredited)