Jason (The Ultimate Adventure)


 * For other individuals with the same name, see Jason.

Crystal was a nightclub singer who joined the Doctor on his travels.

Jason was a young aristocrat from 18th century France. During the French Revolution, he was sentenced to death by the guillotine, but was rescued by the Doctor and became his companion. Jason then assisted him in defeating a plot by the Daleks and the Cybermen, during which he met Crystal, with whom he fell in love and invited to join them on their travels, which she accepted. (SP: Doctor Who: The Ultimate Adventure)