A surprise visit from Spock's father provides a startling revelation: McCoy is harboring Spock's living essence.
![]() |
William Shatner | Kirk |
![]() |
Leonard Nimoy | Spock |
![]() |
DeForest Kelley | McCoy |
![]() |
James Doohan | Scotty |
![]() |
Walter Koenig | Chekov |
![]() |
George Takei | Sulu |
![]() |
Nichelle Nichols | Uhura |
![]() |
Robin Curtis | Saavik |
![]() |
Merritt Butrick | David |
![]() |
Phil Morris | Trainee Foster |
![]() |
Scott McGinnis | 'Mr. Adventure' |
![]() |
Robert Hooks | Admiral Morrow |
![]() |
Carl Steven | Spock...Age 9 |
![]() |
Vadia Potenza | Spock...Age 13 |
![]() |
Stephen Manley | Spock...Age 17 |
![]() |
Joe W. Davis | Spock...Age 25 |
![]() |
Paul Sorensen | Captain |
![]() |
Cathie Shirriff | Valkris |
![]() |
Christopher Lloyd | Kruge |
![]() |
Stephen Liska | Torg |
![]() |
John Larroquette | Maltz |
![]() |
David Cadiente | Klingon Sargeant |
![]() |
Bob K. Cummings | Klingon Gunner #1 |
![]() |
Branscombe Richmond | Klingon Gunner #2 |
![]() |
Phillip R. Allen | Captain Esteban |
Director | Leonard Nimoy |
![]() |
Writer | Gene Roddenberry, Harve Bennett | |
Producer | Harve Bennett, Gary Nardino, Ralph Winter | |
Musician | James Horner | |
Photography | Charlie Correll |