Where to watch Defenders of the Earth (1986) in the UK
Defenders of the Earth (1986) is available to watch free in the UK on Plex. Last verified on 16 May 2026 by ScreenSearch.
Defenders of the Earth is an American 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—opposing Ming the Merciless in the year 2015. Supporting characters include their children Rick Gordon, Jedda Walker, Kshin, 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, created by Gerry Conway, Ross Andru and John Romita, Sr.. 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.
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Defenders of the Earth - Opening Sequence
Streaming options in the United Kingdom
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Last verified: — sourced from The Movie Database. Machine-readable: Markdown · JSON.
Cast & crew
Top-billed cast in Defenders of the Earth.
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Lou RichardsFlash Gordon (voice) -
Peter Mark RichmanThe Phantom / Kit Walker / 26th Phantom (voice) -
Peter RenadayMandrake the Magician (voice) -
Buster JonesLothar (voice) -
Ron FeinbergMing the Merciless/Warlock (voice) -
Loren LesterRick Gordon / Young Kurt (voice) -
Sarah PartridgeJedda Walker (voice)
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Dion WilliamsL.J. (voice)
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Defenders of the Earth — frequently asked questions
Where can I watch Defenders of the Earth for free in the UK?
Defenders of the Earth (1986) is available free (with adverts or a TV licence) on Plex in the United Kingdom.
Are all seasons of Defenders of the Earth on the same service?
Not always — TV licensing is sometimes negotiated season by season. ScreenSearch shows availability across all seasons on the title's page; for season-specific availability, look at the season picker inside the search dialog.
Is Defenders of the Earth on Netflix, Disney+ or Amazon Prime Video in the UK?
Defenders of the Earth is not currently included with any major UK subscription service. It may still be available to rent or buy.
How accurate is this TV series's availability data?
Availability is sourced from The Movie Database (TMDB), which in turn pulls from JustWatch. Listings are refreshed daily. For purchase decisions, the provider's own site is the source of truth.
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