Kirk

William Shatner

Acting

Spock

Leonard Nimoy

Acting

McCoy

DeForest Kelley

Acting

Scotty

James Doohan

Acting

Chekov

Walter Koenig

Acting

Uhuru

Nichelle Nichols

Acting

Sulu

George Takei

Acting

Sarek

Mark Lenard

Acting

Chancellor Gorkon

David Warner

Acting

Lt. Valeris

Kim Cattrall

Acting

Azetbur

Rosanna DeSoto

Acting

Chang

Christopher Plummer

Acting

Federation President

Kurtwood Smith

Acting

Admiral Cartwright

Brock Peters

Acting

Kerla

Paul Rossilli

Acting

Klingon Ambassador

John Schuck

Acting

Martia

Iman

Acting

Chief In Command

Leon Russom

Acting

Klingon Defense Attorney

Michael Dorn

Acting

Excelsior Communications Officer

Grace Lee Whitney

Acting

Klingon Judge

Robert Easton

Acting

Klingon Officer

Clifford Shegog

Acting

Klingon Commander

William Morgan Sheppard

Acting

General Stex

Brett Porter

Acting

Excelsior Officer

Jeremy Roberts

Acting

Excelsior Engineer

Michael Bofshever

Acting

Excelsior Navigator

Angelo Tiffe

Acting

Helmsman Lojur

Boris Lee Krutonog

Acting

Excelsior Communications Officer

Christian Slater

Acting

The Brute

Tom Morga

Acting

Klingon Translator

Todd Bryant

Acting

Behemoth Alien

John Bloom

Acting

First Klingon General

Jim Boeke

Acting

Munitions Man

Carlos Augusto Cestero

Acting

Young Crewman

Edward Clements

Acting

Martia as a Child

Katie Johnston

Acting

Prisoner at Rura Penthe

Doug Engalla

Acting

Second Klingon General

Matthias Hues

Acting

Nanclus

Darryl Henriques

Acting

Sleepy Klingon

David Orange

Acting

Military Aide

Judy Levitt

Acting

ADC

Shakti Chen

Acting

Crewman Dax

Michael Snyder

Acting

Colonel West (uncredited)

René Auberjonois

Acting

Enterprise-A Crewmember (uncredited)

Denise Lynne Roberts

Crew