Cast of Star Trek IV: The Voyage Home

William Shatner plays Admiral James T. Kirk, the charismatic and resourceful leader of the Enterprise crew.

Leonard Nimoy portrays Captain Spock, the logical and intellectual Vulcan science officer.

DeForest Kelley portrays Dr. Leonard McCoy, the ship's compassionate and grumpy Chief Medical Officer.

James Doohan plays Montgomery Scott, the skilled and dependable Chief Engineer of the starship Enterprise.

George Takei portrays Cmdr. Hikaru Sulu, the capable and adventurous helmsman of the starship Enterprise.

Walter Koenig plays Cmdr. Pavel Chekov, the dedicated and enthusiastic navigator of the starship Enterprise.

Nichelle Nichols portrays Cmdr. Uhura, the skilled and diligent communications officer of the starship Enterprise.

Catherine Hicks plays Dr. Gillian Taylor, a marine biologist who aids the crew of the Enterprise in their mission.

Mark Lenard portrays Ambassador Sarek, Spock's father and a respected diplomat in the Federation.

Jane Wyatt plays Amanda, Spock's human mother who offers wisdom and support.

Majel Barrett portrays Commander Chapel, a dedicated officer serving in Starfleet Medical.

Robert Ellenstein plays the Federation Council President, a leader who oversees important decisions in the Federation.