Guest Stars Ian Tracey as William Caspar Phillipson as Senator John F. Kennedy Rene Rosado as Lieutenant Colm Feore as Admiral Derek Smith as Commander Co Starring Jill Morrison as Faye Christopher Pearce as Commander Philip Prajoux as Master Reed Andre Anthony as Seaman #5 Thomas Nicholson as Gerald Spencer Graham as Seaman #4 Denzel Brooks as Seaman #3 Dan Bates as Radar Technician Harrison MacDonald as Master Chief Harris Debra Sears as Olga David Kaye as Ensign Stanley Burke Ian Collins as Sonar Technician Zhan Wang as Turi Tyler Alderman as Seaman #2 Shaun Mazzocca as Seaman #1 Sloan Baron as Samara