Richard Burrell

as Alfred Donahue (3 episodes)

as Mr. Girston (1 episode)

as Smith (1 episode)

as Graaberg

as Robert Varney (1 episode)

as Operator

as Det. Sgt. Doug Brown (1 episode)

as John Quick

as Peter Waters (1 episode)

as Reporter

as Lombard (1 episode)

as Max (1 episode)

as Tinker

as Arthur Reed