Patrick Stewart as Captain Jean-Luc Picard

Jonathan Frakes as Commander William T. Riker

Brent Spiner as Lt. Commander Data

LeVar Burton as Lt. Commander Geordi La Forge

Michael Dorn as Lt. Commander Worf

Gates McFadden as Dr. Beverly Crusher

Marina Sirtis as Counselor Deanna Troi

Tom Hardy as Praetor Shinzon

Ron Perlman as Viceroy Vkruk

Dina Meyer as Commander Donatra

Jude Ciccolella as Commander Suran

Shannon Cochran as Senator Tal'aura

Kate Mulgrew as Admiral Janeway

Wil Wheaton as Wesley Crusher

Stuart Baird as Scimitar Computer (voice)

Alan Dale as Praetor Hiren

David Ralphe as Commander

Majel Barrett as Computer (voice)

Bryan Singer as Kelly (uncredited)

Whoopi Goldberg as Guinan (uncredited)

Wanda Roth as Starfleet Lieutenant (uncredited)