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as Aliens in Ben 10: It's Hero Time!
Rath (Ben 10)
as Aliens in Ben 10: It's Hero Time!
Heatblast
as Aliens in Ben 10: It's Hero Time!
Humungousaur
as Aliens in Ben 10: It's Hero Time!
Lewis Tan
as "The Future Version Of Trios" in Ben 10: It's Hero Time!
Valorie Curry
as "The Future Version Of Trios" in Ben 10: It's Hero Time!
Sebastian Stan
as "The Future Version Of Trios" in Ben 10: It's Hero Time!
Spoiler
as "The Future Version Of Trios" in Ben 10: It's Hero Time!
Jennifer Connelly
as "Alien X" in Ben 10: It's Hero Time!
Keanu Reeves
as "Alien X" in Ben 10: It's Hero Time!
Spoiler
as "Alien X" in Ben 10: It's Hero Time!
Mason Thames
as Albeldo / Negative Ben in Ben 10: It's Hero Time!
Richard Schiff
as Magister Labrid in Ben 10: It's Hero Time!
Giancarlo Esposito
as Highbreed Commander in Ben 10: It's Hero Time!
Ke Huy Quan
as Azmuth in Ben 10: It's Hero Time!
Mackenzie Gray
as Dr. Animo in Ben 10: It's Hero Time!
Paul Walter Hauser
as Zombozo in Ben 10: It's Hero Time!
John Cena
as Tetrax Shard in Ben 10: It's Hero Time!
Hamish Linklater
as Professor Paradox in Ben 10: It's Hero Time!
Tut Nyuot
as Alan Albright in Ben 10: It's Hero Time!