"Star Trek IV – The Voyage Home" is a humorous movie about the crew of the starship Enterprise travelling back 300 years in time to pick up something and bring it to the 23rd century to save planet Earth.

Seeing himself in living colour on screen, as he grows older over the years, makes Mr. Nimoy "... feel a great sense of accomplishment, to still be around and still be acceptable doing it for so long..."

"In this picture the work that I did as Spock is the most relaxed I've ever done. And certainly the interaction between myself and the other characters is the most comfortable I've ever been. And I think it's because of the passage of time. There are some things that happen between us that can only happen after working together for twenty years."