Jack Stewart

as M.I.5 Radio Operator (uncredited)

as MacLachlan

as McKay (1 episode)

as Godfrey Mason

as Reporter (1 episode)

as Tyson

as Thorne (1 episode)

as Charlie Benson (1 episode)

as Landlord

as Dr. MacKenzie

as Dusty Fraser

as MacLelland (1 episode)

as Bridge Engineer

as Gibson

as Stoker Barrett (uncredited)

as Pte. Wentworth

as Inspector Matheson

as Police Escort

as Inspector Bennett

as Gregson

as Thomas - the Gatekeeper (uncredited)

as Skipper

as Dominie