Slim DeGrey

as Older John 'Curley' Foster (6 episodes)

as Mr. McCarthy

as Worker #1

as Tommy

as Leading Stoker J.P. McDowell

as Fay's Father

as Detective Sgt. Eric Evans (13 episodes)

as Jarvis

as Alexander Gurney

as Cooley

as Carl (2 episodes)

as Mick Patterson

as Skeen (1 episode), as Charlie (1 episode)

as Pat

as Percy Thompson (1 episode)