- Jack Thompson
- Â Erskine 42 episodes, 1971-1973
- Peter Sumner
- Â Gunther Haber 41 episodes, 1971-1973
- Redmond Phillips
- Â Colonel Cato 41 episodes, 1971-1973
- Katy Wild
- Â Lieutenant French 41 episodes, 1971-1973
- Max Cullen
- Â Barrow / ... 27 episodes, 1971-1973
- Bill Hunter
- Â Captain Pollock 26 episodes, 1971-1973
- Wi Kuki Kaa
- Â Colonel Mayusaki / ... 5 episodes, 1971-1973
- Nick Tate
- Â Matt Parsons 3 episodes, 1972-1973
- Tony Wager
- Â Charles Wilson / ... 3 episodes, 1972-1973
- Arna-Maria Winchester
- Â Jill Stewart 3 episodes, 1971-1972
- Raymond Duparc
- Â Barnes / ... 3 episodes, 1971-1973
- Stuart Finch
- Â Captain Bergen 2 episodes, 1972
- Bunny Gibson
- Â Doris Simpson / ... 2 episodes, 1971-1973
- Terry Erwin
- Â Japanese Soldier / ... 3 episodes, 1971
- Kevin Leslie
- Â Corporal Harmon / ... 3 episodes, 1971-1972
- Lex Mitchell
- Â Pilot / ... 1 episode, 1972-1973
- Don Barkham
- Â Corey Manton / ... 2 episodes, 1972-1973
- Ann Sidney
- Â Lady Veronica 'V' Savage / ... 2 episodes, 1973
- John Meillon
- Â John Carpenter / ... 2 episodes, 1971-1972
- Ewen Solon
- Â General Gustav Hochstraadt 2 episodes, 1971
- Alfred Sandor
- Â Dr. Brookman 2 episodes, 1972
- Graham Corry
- Â Colonel Alistair Martin / ... 2 episodes, 1971-1973
- Helen Morse
- Â Joan / ... 2 episodes, 1971
- Peter Reynolds
- Â General Hacher / ... 2 episodes, 1971-1972
- Fred Betts
- Â Dowell 2 episodes, 1971
- Benita Collings
- Â Sister Hilda 2 episodes, 1972
- Walter Sullivan
- Â Captain Bennett / ... 2 episodes, 1971-1973
- John Soo
- Â Ikanyu / ... 2 episodes, 1971-1972
- Jimmy Shinohara
- Â Japanese Commander / ... 2 episodes, 1972
- Brendon Lunney
- Â Soldier / ... 2 episodes, 1971-1972
- Louis Wishart
- Â German Ambassador / ... 2 episodes, 1971-1972
- John Morris
- Â Colonel Fred Missingham 2 episodes, 1972-1973
- Don Reid
- Â Brigadier Peters / ... 2 episodes, 1971-1972
- Reg Gorman
- Â Eddie / ... 2 episodes, 1971-1973
- Charles Thorne
- Â Brigadier Don Stevens / ... 2 episodes, 1971-1972
- Darryl Morton
- Â Sergeant Horrie Jackson 2 episodes, 1971
- Gerry Duggan
- Â Caretaker / ... 2 episodes, 1971-1973
- Harry Lawrence
- Â 'Doc' / ... 2 episodes, 1971-1973
- Shito Shega
- Â Japanese Officer / ... 2 episodes, 1972-1973
- Cecil Parkee
- Â Lee Yang 2 episodes, 1971
- Max Meldrum
- Â Henry Lawson / ... 2 episodes, 1971-1973
- Anne Lucas
- Â Elizabeth / ... 1 episode, 1971-1973
- Warwick Sims
- Â Captain Todmanton 2 episodes, 1971
- James Moss
- Â Lt. Gen. John Dowell / ... 2 episodes, 1971-1973
- Diana Davidson
- Â Mirna Williams / ... 1 episode, 1971-1972
- Ron Graham
- Â Ron (pilot) / ... 1 episode, 1971-1972
- Anthony Ingersent
- Â The Co-Pilot / ... 1 episode, 1971-1972
- Bryan Niland
- Â Man in Bar / ... 2 episodes, 1971
- John Hargreaves
- Â Captain / ... 1 episode, 1973
- Colin Croft
- Â The Great Waldo 1 episode, 1972
- John Allen
- Â James Cooper 1 episode, 1972
- Lionel Long
- Â Captain Greene 1 episode, 1972
- Judy Lynne
- Â Mission Sister 1 episode, 1972
- Buster Fiddess
- Â Tripper 1 episode, 1972
- Reg Gillam
- Â Captain Vincent Delaporte 1 episode, 1972
- Pat Bishop
- Â Island Woman 1 episode, 1973
- Ken Goodlet
- Â Gordon Bruce 1 episode, 1973
- John Bonney
- Â Malone 1 episode, 1973
- Gordon Glenwright
- Â Brigadier Barton 1 episode, 1973
- Lew Luton
- Â Major Martin 1 episode, 1973
- Peter Guest
- Â Baron Van Luchost 1 episode, 1973
- Jeanie Drynan
- Â Kathy Reilly 1 episode, 1972
- Shirley Cameron
- Â Shirlene 1 episode, 1972
- Edward Howell
- Â Doctor O'Hara 1 episode, 1972
- Barbara Frawley
- Â Mrs. Wilson 1 episode, 1972
- Kirrily Nolan
- Â Maria Hartman 1 episode, 1972
- Janet Kingsbury
- Â Virginia Wetherby 1 episode, 1972
- Mira Maric
- Â Duchess 1 episode, 1972
- Ronne Arnold
- Â Lance-Corporal Wada 1 episode, 1972
- Richard Newellen
- Â General Thomas T. Thomas Jr. 1 episode, 1972
- Tom Oliver
- Â Brian Dorsey 1 episode, 1973
- Owen Weingott
- Â Pastor Simons 1 episode, 1973
- Michael Kent
- Â Klauss 1 episode, 1973
- Tina Cornioley
- Â Penelope 1 episode, 1973
- Chips Rafferty
- Â Leon Reilley 1 episode, 1971
- Johnny Lockwood
- Â Ruben Nathan 1 episode, 1971
- Alister Smart
- Â Carlos 1 episode, 1971
- Don Crosby
- Â Professor Maurice Trilby 1 episode, 1971
- Anna Volska
- Â The Countess 1 episode, 1971
- Peter Whittle
- Â Warrant Officer Reeves 1 episode, 1971
- Don Pascoe
- Â Bryce Mathews 1 episode, 1971
- John Sanger
- Â Carl Schmidt 1 episode, 1971
- Takeo Ono
- Â Japanese Soldier 1 episode, 1971
- Patrick Ward
- Â Lieutenant Wills 1 episode, 1972
- Richard Lupino
- Â Captain Charles Jensen 1 episode, 1972
- John Fegan
- Â Sean Reilly 1 episode, 1972
- Jim Clifford
- Â Captain Okiro 1 episode, 1972
- Jeff Ashby
- Â Van Gelder 1 episode, 1972
- Susannah Brett
- Â Helga Vermaar 1 episode, 1972
- Harry Harris
- Â Colonel Carter 1 episode, 1972
- Tom Nagasaki
- Â Japanese Soldier 1 episode, 1972
- Martin Nolo
- Â Martin 1 episode, 1972
- Leonora Cornall
- Â Wendy 1 episode, 1972
- Serge Lazareff
- Â Lance Corporal Wayne Goodser 1 episode, 1973
- Marilyn Mayo
- Â Juliet 1 episode, 1973
- Lyndall Moor
- Â Penny Wilson 1 episode, 1973
- Roger Milliss
- Â Bill Endene 1 episode, 1973
- Rowena Wallace
- Â Patricia 'Trish' Mathews 1 episode, 1971
- Lorraine Bayly
- Â Julia Carpenter 1 episode, 1971
- Tony Bazell
- Â Muswell Brown 1 episode, 1971
- Tom Lake
- Â The Tunku 1 episode, 1971
- Victoria Anoux
- Â Domenica 1 episode, 1971
- Kevin Golsby
- Â James Brooks 1 episode, 1971
- Barry Lovett
- Â Doctor Delaney 1 episode, 1971
- John Marchant
- Â Corporal James Stacey 1 episode, 1971
- Masayuki Nagae
- Â Japanese Soldier 1 episode, 1971
- John Ewart
- Â Sergeant 1 episode, 1972
- Kevin Manser
- Â Dr. Henry Holmann 1 episode, 1972
- Jack Allen
- Â Bill Sloane 1 episode, 1972
- Maggie Ohlbeck
- Â Louise Delaporte 1 episode, 1972
- John Armstrong
- Â Corporal Rose 1 episode, 1972
- Roslyn Wilson
- Â Lieutenant 1 episode, 1972
- Yanti Lay
- Â Leila 1 episode, 1972
- Lim Muy Hong
- Â Japanese Soldier 1 episode, 1972
- Gil Tucker
- Â Pilot 1 episode, 1973
- Alexandra Hines
- Â Mrs. Goodser 1 episode, 1973
- Jill Forster
- Â Anna 1 episode, 1971
- Dennis Clinton
- Â Pedro Vamaar 1 episode, 1971
- Keith Lee
- Â Kleber 1 episode, 1971
- David Copping
- Â Gardiner 1 episode, 1971
- Chin Yu Williams
- Â Yaseki 1 episode, 1971
- I. Sujimoto
- Â Komoto 1 episode, 1971
- Gregory Ross
- Â Captain Purnell 1 episode, 1972
- Ben Blakeney
- Â Boundary Rider 1 episode, 1972
- Enid Lorimer
- Â Miss Smith 1 episode, 1972
- Alan Tobin
- Â Peter Vermaar 1 episode, 1972
- I. Shimotu
- Â Yoriko 1 episode, 1972
- Betty Dyson
- Â Mrs. Reilly 1 episode, 1972
- Fred Sims
- Â Chris Williams 1 episode, 1972
- Hudson Faucett
- Â Senator Cavill 1 episode, 1972
- Max Osbiston
- Â Sir Roland Jensen 1 episode, 1972
- Jamie Hoskins
- Â Lieutenant J.G. Carter 1 episode, 1972
- Barbara Wyndon
- Â Nurse 1 episode, 1973
- Mark Healey
- Â 'Rabbit' Wilson 1 episode, 1973
- Vaughan Tracey
- Â Merrick 1 episode, 1973
- John Blackall
- Â Gen. Tom Horrie 1 episode, 1973
- Reg Evans
- Â 'Prune' 1 episode, 1971
- Martin Vaughan
- Â Sergeant Wills 1 episode, 1971
- Stewart Ginn
- Â Frank Newman 1 episode, 1971
- Nancy Knudsen
- Â Edith Harper 1 episode, 1971
- Peter Armstrong
- Â Agent 2 1 episode, 1971
- Leila Blake
- Â Mrs. Bergman 1 episode, 1971
- Ray Lamont
- Â Lieutenant Maurice Cooper 1 episode, 1971
- Patrick McCarville
- Â Roberts 1 episode, 1971
- Gordon Lishman
- Â Professor Bunnington 1 episode, 1971
- Noeline Brown
- Â Mrs. Vermaar 1 episode, 1972
- Robert Blackman
- Â William Ferris 1 episode, 1972
- Brian Anderson
- Â Jones 1 episode, 1972
- Michael Springfield
- Â Mike Somers 1 episode, 1972
- Cheiko Moiyu
- Â Mitsui 1 episode, 1972
- John Faasen
- Â Mr. White 1 episode, 1971
- Charles Moody
- Â Bosely 1 episode, 1971
- Josef Drewniak
- Â Grekov 1 episode, 1971
- John Trenaman
- Â Wing Commander Burgess 1 episode, 1971
- Tony Thurbon
- Â Sangster 1 episode, 1971
- Matthew Crosby
- Â Gordon 1 episode, 1972
- Beryl Cheers
- Â Woman In Phone Booth 1 episode, 1972
- Ken Fraser
- Â Squadron Leader 1 episode, 1972
- Willie Fennell
- Â Brigenden-Smith 1 episode, 1973
- Doug Kinsgman
- Â Radio Operator 1 episode, 1973
- Jacki Weaver
- Â Elaine Harrison 1 episode, 1971
- George Assang
- Â Telak 1 episode, 1971
- Sinan Leong
- Â Native Girl 1 episode, 1971
- Brian Evis
- Â Eddie Ellis 1 episode, 1971
- Henri Szeps
- Â 'Dingo' 1 episode, 1971
- Alan Lander
- Â Major Sinclair 1 episode, 1971
- Rilla Scott
- Â Helena Deakon 1 episode, 1972
- Stanley Walsh
- Â Doctor Hungerford 1 episode, 1971
- Tim Elliott
- Â Agent 1 episode, 1971
- Denys Pigott
- Â Kyeti 1 episode, 1971
- Gordon Piper
- Â Eric / ... (uncredited) 3 episodes, 1971-1973
- Charles McCallum
- Â Diner / ... (uncredited) 2 episodes, 1971-1972
- Barry Donnelly
- Â Sergeant Jennings (uncredited) 2 episodes, 1971
- Steve Dodd
- Â Jungle Soldier / ... (uncredited) 2 episodes, 1972-1973
- Danny Adcock
- Â Radio Operator (uncredited) 1 episode, 1971
- Phillip Avalon
- Â Solider (uncredited) 1 episode, 1971
- Mike Dorsey
- Â American Officer (uncredited) 1 episode, 1971
- Roger Mirams
- Â Schuder (uncredited) 1 episode, 1971
- Russell Crowe
- Â Orphan (uncredited) 1 episode, 1972
- Fred Scheiwiller
- Â American Pilot (uncredited) 1 episode, 1972
- Les Foxcroft
- Â Bartender (uncredited) 1 episode, 1972
