Fred Whitlock

as Frank Connolly (1 episode)

as Samuel's Father

as Dan

as Greg

as Harrison (1 episode)

as Howard Florey

as Joe Cook (3 episodes)

as Thomas Layton (1 episode)

as Mr. Bourke (13 episodes)

as Bobby Boakes (1 episode)

as Potter (1 episode), as Sam Perrin (1 episode)

as Simon (1 episode)

as Len McCormack (1 episode)

as Mickey (2 episodes), as Mickey Dyson (1 episode)