Peter Kastner

as Peter Marks

as Commercial Director

as Gordie (1 episode)

as Cardinal Rule

as Zig

as Reardon (1 episode)

as Prof. Dave Jennings (13 episodes)

as David

as Leo

as Gottlieb

as Marty Thompson (1 episode)

as Captain Bugby

as Roger (1 episode)

as Paul Bongard

as Arnold (1 episode), as Stanley (1 episode), as Dave (1 episode)

as Timothy 'Timmie' Blair (20 episodes)

as Bernard Chanticleer

as Lenny

as Peter Marke