Suggestions by @durgasivanesan1

Vic Mignogna

as Uatu the Watcher in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Kevin Smith

as Terrax The Tamer in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

George Takei

as Galactus in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Charlie Adler

as Doctor Octopus in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Jason Isaacs

as Magneto in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Daniel Riordan

as Wyatt Wingfoot in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Rick D. Wasserman

as Sand-Man in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Susan Eisenberg

as Thundra in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

David Boat

as Paste-Pot Pete/The Trapster in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Steve Blum

as Dragon-Man in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Mark Hamill

as Klaw in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Ron Perlman

as Wizard in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Jeffrey Combs

as The Leader in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Fred Tatasciore

as The Hulk in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Stan Lee

as Mayor Stan Lee in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Ted Biaselli

as Mole-Man in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Andrew Morgado

as Laufey in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Rick D. Wasserman

as Thor Odinson in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Eric Roberts

as Psycho-Man in Fantastic Four: The New Animated Series (Season 1) (2013-2014)

Kevin Michael Richardson

as Ego the Living Planet in Fantastic Four: The New Animated Series (Season 1) (2013-2014)