Suggestions by @marvelfanboy
2,359 suggestions
Jack Black
as Aliens in Ben 10: The Return Of The Hero
Harvey Guillén
as Aliens in Ben 10: The Return Of The Hero
Ryan Potter
as Aliens in Ben 10: The Return Of The Hero
Bradley Cooper
as Aliens in Ben 10: The Return Of The Hero
Nicolas Cage
as Aliens in Ben 10: The Return Of The Hero
Jamie Campbell Bower
as Aliens in Ben 10: The Return Of The Hero
John Leguizamo
as Aliens in Ben 10: The Return Of The Hero
Fred Tatasciore
as Aliens in Ben 10: The Return Of The Hero
Peter Sohn
as Aliens in Ben 10: The Return Of The Hero
Jensen Ackles
as Aliens in Ben 10: The Return Of The Hero
James Brolin
as Vilgax in Ben 10: The Return Of The Hero
Jennifer Connelly
as Alien X in Ben 10: The Return Of The Hero
Keanu Reeves
as Alien X in Ben 10: The Return Of The Hero
Richard Schiff
as Magister Labrid in Ben 10: The Return Of The Hero
Asher Angel
as Alien X in Ben 10: The Return Of The Hero
Ciarán Hinds
as Highbreed Supreme in Ben 10: The Return Of The Hero
Auli'i Cravalho
as Helen Wheels in Ben 10: The Return Of The Hero
Dallas Dupree Young
as Alan Albright in Ben 10: The Return Of The Hero
Nicolas Cantu
as Manny Armstrong in Ben 10: The Return Of The Hero
Ben Schwartz
as Argit in Ben 10: The Return Of The Hero