William Shatner Capt. James T. Kirk Actor Leonard Nimoy Mr. Spock Actor DeForest Kelley Dr. Leonard McCoy Actor James Doohan Engineer Montgomery Scott Actor Nichelle Nichols Lt. Uhura Actor George Takei Lt. Sulu Actor Walter Koenig Ensign Pavel Chekov Actor Celia Lovsky T'Pau Guest Star Lawrence Montaigne Stonn Guest Star Arlene Martel T'Pring Guest Star Majel Roddenberry Nurse Christine Chapel Guest Star Byron Morrow Adm. Komack Guest Star Eddie Paskey Leslie Guest Star Mark Russell Vulcan litter bearer Guest Star Joseph Paz Vulcan litter bearer Guest Star Walker Edmiston Vulcan Space Central Guest Voice Charles Palmer Vulcan litter bearer Guest Star Gary Wright Vulcan litter bearer Guest Star Gene Roddenberry Executive Producer Theodore Sturgeon Writer Joseph Pevney Director