- Country: USA
- Genres: Action, Adventure, Animation
- Release: 1987-09-07
- Director: N/A
- Writers: Leonard Starr , Ted Wolf
- Language: English
- Stars: Bob McFadden , Bob McFadden , Bob McFadden , Earl Hammond , Earl Hammond , Earl Hammond , Lynne Lipton , Lynne Lipton , Larry Kenney , Larry Kenney , Earle Hyman , Peter Newman , Peter Newman , Peter Newman , Gerrianne Raphael , Doug Preis
- Runtime: 22 min
- Awards: N/A
- AKA: Mumm-Ra Lives!: Part I (United States of America)
- Plot:
Mumm-Ra is weak and faces the threat of three new Thundercats, so he sends the Mutants to release his old enemies the Lunataks from their imprisonment in order to bolster the forces of darkness.
- IMDB:tt0922788
Thundercats Season 2 Cast
Bob McFadden
Lynx-O
Bob McFadden
Snarf
Bob McFadden
Slythe
Earl Hammond
Jaga
Earl Hammond
Mumm-Ra
Earl Hammond
Vultureman
Lynne Lipton
Cheetara
Lynne Lipton
Wilykit
Larry Kenney
Lion-O
Larry Kenney
Jackalman
Earle Hyman
Panthro
Peter Newman
Tygra
Peter Newman
Wilykat
Peter Newman
Bengali
Gerrianne Raphael
Pumyra
Doug Preis
Alluro