|Starring||Leonard Nimoy, William Shatner, DeForest Kelley, George Takei, James Doohan, Catherine Hicks, Walter Koenig, Nichelle Nichols, Jane Wyatt, Mark Lenard, Robin Curtis, Robert Ellenstein, John Schuck, Madge Sinclair, Brock Peters, Michael Snyder|
|Supporting actors||Jane Wiedlin, Vijay Amritraj, Majel Barrett, Nick Ramus, Phil Rubenstein, Alex Henteloff, Tony Edwards, Eve Smith, Raymond Singer, Judy Levitt, Jeff Lester, Joe Lando, Harve Bennett, Ralph Winter, Peter Krikes, Steve Meerson, Nicholas Meyer|
|Genres||Adventure, Comedy, Science Fiction, Space|
Star Trek IV: The Voyage Home
A huge alien probe has entered the galaxy and begins to vaporize earths oceans. Spock determines the probes' signal is meant for whales which are now extinct. Kirk and his crew must travel back in time in order to bring back whales and save the planet.