Garry Marsh

as Lionel

as Col Hutchinson (1 episode)

as Doctor Dewar (3 episodes)

as First Member at Lords (uncredited)

as Johnson (1 episode)

as Brigadier Wiltshire (1 episode)

as Roland Axbridge

as Det. Inp. Hancock

as Balsamo

as British Delegate

as Beaumont

as Sir Andrew Stevens

as Inspector Thornton

as Insp. Foster

as Company Promoter

as Mr. Trout

as Pop Brownlow

as Jim

as Mr. Holley

as Kapel

as Mayor

as Inspector Matthews

as Johnson

as Jerry Burns