Monsters V Aliens Cast Apr 2026

: Voiced by Will Arnett . A 20,000-year-old "fish-ape" humanoid who was thawed out by scientists [10, 32].

: Susan's parents are voiced by Jeffrey Tambor and Julie White [10, 13].

: Voiced by Rainn Wilson . The main antagonist, an evil alien overlord seeking the "quantonium" inside Susan [10, 32].

: Voiced by Paul Rudd . Susan’s self-absorbed fiancé and local weatherman [10, 32]. Gallaxhar's Computer : Voiced by Amy Poehler [1, 10]. News Reporter : Voiced by Ed Helms [1, 13]. Additional Voices

The (2009) film features an ensemble of notable actors including Reese Witherspoon , Seth Rogen , and Hugh Laurie . Lead Monster Cast