| Patrick Stewart | Capt. Jean-Luc Picard |
| Jonathan Frakes | Cmdr. William Riker |
| LeVar Burton | Lt. Geordi La Forge |
| Michael Dorn | Lt. Worf |
| Marina Sirtis | Counselor Deanna Troi |
| Brent Spiner | Lt. Cmdr. Data |
| Wil Wheaton | Wesley Crusher |
| Diana Muldaur | Doctor Pulaski |
| Colm Meaney | Chief Miles O'Brien |
| Mitchell Ryan | Kyle Riker |
| Lance Spellerberg | Ensign Herbert |
| Majel Barrett | Enterprise Computer
(voice) (uncredited) |
| James G. Becker | Youngblood
(uncredited) |
| John L. Bennett | Starbase Montgomery Technician
(uncredited) |
| Michael Braveheart | Crewman Martinez
(uncredited) |
| Josef Cannon | Klingon Warrior
(uncredited) |
| Tim McCormack | Ensign Bennett
(uncredited) |
| Lorine Mendell | Crewman Diana Giddings
(uncredited) |
| Robert Smithson | Klingon Warrior
(uncredited) |
| John Tesh | Klingon Warrior
(uncredited) |