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