Jane Wyatt Amanda IV Paul Kent Beach II Scott DeVenney Bob Briggs IV Majel Barrett Christine Chapel I Walter Koenig Pavel Andreivich Chekov I, II, III, IV, V, VI Cynthia Gouw Caithlin Dar V Stephen Collins Captain Will Decker I Persis Khambatta Lt. Ilia I William Shatner James Tiberius Kirk I, II, III, IV, V, VI Todd Bryant Klaa V John Schuck Klingon Ambassador IV, VI Mark Lenard Klingon Captain I Charles Cooper General Korrd V Christopher Lloyd Commander Kruge III John Winston Lt. Kyle II DeForest Kelley Dr. Leonard ("Bones") McCoy I, II, III, IV, V, VI John Larroquette Maltz III Bibi Besch Dr. Carol Marcus II Merritt Butrick Dr. David Marcus II, III Ike Eisenmann Cadet Peter Preston II Grace Lee Whitney Janice Rand I, III, IV, VI Kirstie Alley Lt. Saavik II Robin Curtis Lt. Saavik III, IV Madge Sinclair Saratoga Captain IV Mark Lenard Sarek III, IV, VI James Doohan Montgomery ("Scotty") Scott I, II, III, IV, V, VI Ricardo Montalban Khan Noonian Singh II Leonard Nimoy Spock I, II, III, IV, V, VI George Takei Hikaru Sulu I, II, III, IV, V, VI Lawrence Luckinbill Sybok V David Warner St. John Talbot V Catherine Hicks Dr. Gillian Taylor IV Dame Judith Anderson T'Lar III Paul Winfield Captain Terrell II Nichelle Nichols Uhura I, II, III, IV, V, VI Cathie Shirriff Valkris III Spice Williams Vixis V Kim Cattrall Valeris VI David Warner Chancellor Gorkon VI Brock Peters Admiral Cartwright VI Rosana DeSoto Azetbur VI Christopher Plummer General Chang VI Michael Dorn Colonel Worf VI Iman Martia VI Kurtwood Smith Federation President VI Leon Russom Chief in Command VI