Captain John Anderson (78 episodes)

Matt Taylor (78 episodes)

Charles Woodhouse (78 episodes)

Tom Kelly (78 episodes)

Katherine Laker (52 episodes)

David West (52 episodes)

Christine Harris (52 episodes)

Marion Terson (52 episodes)

Penny Warrender (52 episodes)

Judith Harper (52 episodes)

Nick Stevens (52 episodes)

Ted Anderson (52 episodes)

Sarah Hallam (52 episodes)

Wally James (26 episodes)

Mrs. Landers (26 episodes)

Jo Bailey (26 episodes)

Arthur Parker (26 episodes)

Peter Nuttall (26 episodes)

Barbara Carter (26 episodes)

Roger Powell (26 episodes)

Alan Lansing (26 episodes)

Brian (1 episode)

Director (13 episodes)

Producer (78 episodes)