Captain James T. Kirk
Mr. Spock
Dr. McCoy
Mr. Scott (as Chris Doohan)
Lana
Sentek
Romulan Commander
Tal
Fleet Admiral Nogura
Computer (voice)
Sulu
Uhura
Chekov
McKennah
Smith
Drake (archive footage)
Dickerson
Palmer
Nurse Burke
Relief Helmsman
Esper (voice) (as Jason Lorca)
Relief Navigator
Romulan Lieutenant (as Michael Parker)
Esper (as E. Patrick Hanavan III)
Esper
Security Guard (as Rock Reiser)
Security Guard
Crewman