Mark Sobel Director Richard Chamberlain Captain John Couch Actor Melanie Mayron Susan "Sue" Hillier Actor Catherine Mary Stewart Captain Wilma De Groot Actor Scott Hylands Fred Ritchie Actor Page Fletcher Lieutenant Joe Bales Actor Christopher Bolton Lieutenant Michael "Mike" Moore Actor Richard McMillan Actor Robert Clinton Sergeant Paul West Actor Blair Haynes Master Corporal Roland "Rollie" Pitre Actor Stephen Sparks Master Corporal Tony Cobden Actor Brian Jensen Master Corporal David "Dave" Meace Actor Steve Adams Private Bill Vance Actor David Cameron Master Corporal Mario Ellefsen Actor Mark Gibbon Master Seaman Douglas "Monty" Montgomery Actor David McNally Master Warrant Officer Marc Tremblay Actor Larry Musser Captain Richard "Rick" Dumoulin Actor Cecily Adams Captain Judy Trepanier Actor Nathan Fillion Master Warrant Officer Tom Jardine Actor Larry Yachimec Warrant Officer Robert Grimsley Actor Francis Damberger Jimmy Brown Actor Francis Keating Actor Tom Butler Arnie Macauley Actor Paul Whitney Marvin Macauley Actor Karen Gartner Nurse (uncredited) Actor Mike Kobayashi Self Jeff King Producer Bob Carney Producer