Synopsis by Hal Erickson
In the second episode of the six-part story "The Sensorites," the Doctor (William Hartnell) and Ian (William Russell) are brought to the Sensorite headquarters via a telepathic link established with Susan (Carole Ann Ford), while Barbara (Jacqueline Hill) is left behind in the Sense-Sphere. Holding the Doctor responsible for the disease that has been decimating their race, the Sensorites force him to fight against a band of rebels. Meanwhile, Ian himself begins to succumb to the mysterious illness. Written by Peter R. Newman, "The Unwilling Warriors" originally aired on June 27, 1964.