• 
  Kylie Minogue

  Robin
• 
  Kerry Armstrong

   Angela Murray (49 episodes, 1979)
• 
  Bruce Barry

   Captain Douglas Stewart (50 episodes, 1979)
• 
  Tony Bonner

  Paul MacFarlane
• 
  Tina Bursill

  Louise Carter
• 
  Deborah Coulls

   Jacki Soong (50 episodes, 1979)
• 
  Maurie Fields

  Chas Potter
• 
  Brian James

  George Tippett

• 
  Ken James

  Simon Young
• 
  Bartholomew John

   Nick Grainger (59 episodes, 1979)
• 
  Gerard Kennedy

  Gary Doolan
• 
  Gaynor Martin

   Mandy MacFarlane (91 episodes, 1979)
• 
  Andrew McKaige

  Alan MacFarlane
• 
  Kris McQuade

  Faye Peterson
• 
  Joanne Samuel

   Kelly Morgan (108 episodes, 1979)

• 
  Bill Stalker

  Peter Fanelli
• 
  Susanna Lobez

   Janet Patterson (46 episodes)