Your Last Battlefield"; Ted Cassidy and Sherry Jackson in "What Are Little Girls Made Of?"; Cassidy also voiced the Balok mannequin in The Corbomite Maneuver, and the Gorn in Arena; Mariette Hartley in "All Our Yesterdays"; Joan Collins in "The City on the Edge of Forever"; Celia Lovsky and Arlene Martel in "Amok Time"; David Soul in "The Apple"; James Gregory in "Dagger of the Mind"; Barbara Anderson in "The Conscience of the King"; James Daly in "Requiem for Methuselah"; Jill Ireland in "This Side of Paradise"; Melvin Belli and Pamelyn Ferdin in "And the Children Shall Lead"; Keye Luke, Yvonne Craig and Steve Ihnat in "Whom Gods Destroy"; Michael Dunn and Barbara Babcock in "Plato's Stepchildren"; Clint Howard in "The Corbomite Maneuver"; Barbara Luna in "Mirror, Mirror"; David Opatoshu in "A Taste of Armageddon"; Barbara Babcock in "A Taste of Armageddon" and "Plato's Stepchildren". Her voice was also heard in "The Squire of Gothos", "Assignment: Earth", "The Tholian Web" and "The Lights of Zetar". Morgan Woodward in "Dagger of the Mind" and "The Omega Glory"; Arnold Moss as mysterious actor Anton Karidian, who proves to have originally been the tyrannical Governor Kodos of Tarsus IV in "The Conscience of the King"; Marianna Hill in "Dagger of the Mind"; Joanne Linville in "The Enterprise Incident"; Louise Sorel in "Requiem for Methuselah"; John Fiedler in "Wolf in the Fold;" Vic Perrin in "Mirror, Mirror." His voice was also heard in "The Menagerie", "Arena" and "The Changeling". Susan Oliver, Jeffrey Hunter and Malachi Throne in "The Menagerie". Malachi Throne also voiced the main Talosian Keeper, with the voice modified so as not to be heard to be the same as the other character he played, Commodore Mendez. Antoinette Bower in "Catspaw". Angelique Pettyjohn and Joseph Ruskin in "Gamesters of Triskelion". Seasons and episodes Seasons Broadcast history Episode analysis In its writing, Star Trek is notable as one of the earliest science-fiction TV series to use the services of leading contemporary science fiction writers, such as Robert Bloch, Norman Spinrad, Harlan Ellison, and Theodore Sturgeon, as well as established television writers. Roddenberry often used the setting of a space vessel set many years in the future to comment on social issues of 1960s America, including sexism, racism, nationalism, and global war. In November 1968, just a few months after the first televised interracial touch, the episode "Plato's Stepchildren" went incorrectly down in history