Defenders of the Earth is an animated television series produced in 1986, featuring characters from three comic strips distributed by King Features Syndicate—Flash Gordon, the Phantom, and Mandrake the Magician—battling the Flash Gordon villain Ming the Merciless in the year 2015. Supporting characters include their children Rick Gordon, Jedda Walker (daughter of the Phantom), Kshin (adopted son of Mandrake), Mandrake's assistant Lothar, and Lothar's son L.J. The show lasted for 65 episodes; there was also a short-lived comic book series published by Star Comics (an imprint of Marvel Comics). The closing credits credit Rob Walsh and Tony Pastor for the main title music, and Stan Lee for the lyrics. The series was later shown in reruns on the Sci Fi Channel as part of Sci Fi Cartoon Quest.