William McInnes

as Dr. Roy Penrose (38 episodes)

as Harold

as Lindsay Cunningham (18 episodes)

as Laurie Martin (10 episodes)

as Narrator

as Narrator (2 episodes)

as Chief Inspector Peel (4 episodes)

as Narrator

as Himself - Presenter (6 episodes)

as Matt Tivolli (21 episodes)

as Jack Ford

as Narrator (voice) (8 episodes)

as Narrator

as Gazza Snell

as Himself - Narrator (2 episodes)

as Peter

as Phil

as Richard Button

as Self/Self - Narrator (voice)

as Ray Crowley (6 episodes)

as John Woldring

as John Curtin

as Narrator

as Daniel