- John Howard
- Â Commander John 'Pliny' Hawk / ... 26 episodes, 1958
- John Lee
- Â Peter Seaforth / ... 26 episodes, 1958
- Michael Brennan
- Â Reilly 26 episodes, 1958
- Mary Holland
- Â Jonesy 25 episodes, 1958
- Hatton Duprez
- Â Kivi 25 episodes, 1958
- Frederic Tozere
- Â Bolty / ... 3 episodes, 1958
- Murray Burns
- Â Krevo / ... 3 episodes, 1958
- Don Gibson
- Â Carter / ... 3 episodes, 1958
- Bobby Burns
- Â Grandall / ... 2 episodes, 1958
- Stan Shepherd
- Â Joe / ... 2 episodes, 1958
- Eli Mintz
- Â Professor 1 episode, 1958
- Catherine Dillon
- Â Clara 1 episode, 1958
- Buster Crabbe
- Â Kiley 1 episode, 1958
- Jeanne Bal
- Â Opal 1 episode, 1958
- Max Adrian
- Â Higgins 1 episode, 1958
- Pauline Olsen
- Â Linda 1 episode, 1958
- Maureen Hurley
- Â Pat 1 episode, 1958
- Duncan Southerland
- Â Parney 1 episode, 1958
- Patrick Horgan
- Â Ralph 1 episode, 1958
- Liesbeth Hofmann
- Â Maria 1 episode, 1958
- Michael Hall
- Â Rod 1 episode, 1958
- Bob Lewis
- Â Houseboy 1 episode, 1958
- Horst Ciecior
- Â Secret Agent 1 episode, 1958
- Sarah Marshall
- Â Janis 1 episode, 1958
- Lloyd Bochner
- Â Larry 1 episode, 1958
- Eunice Gayson
- Â Carmelita 1 episode, 1958
- Jacqueline Brookes
- Â Ruth 1 episode, 1958
- Tom Pedi
- Â Le Gross 1 episode, 1958
- Phyllis Hill
- Â Carol 1 episode, 1958
- John Alexander
- Â Crannington 1 episode, 1958
- Eric Berry
- Â Drayson 1 episode, 1958
- Ken Ludwig
- Â Rauol 1 episode, 1958
- Charles Francis
- Â Fabius 1 episode, 1958
- Simone McQueen
- Â Verna 1 episode, 1958
- Georgia Burke
- Â Bonitia 1 episode, 1958
- Irving Burns
- Â Jean-Pierre 1 episode, 1958
- Walter Bartoletti
- Â Hercule 1 episode, 1958
