Escape from Planet Earth— Full Cast

Rob Corddry

as Gary Supernova (voice)

Brendan Fraser

as Scorch Supernova (voice)

Jessica Alba

as Lena (voice)

Steve Zahn

as Hawk (voice)

Sarah Jessica Parker

as Kira Supernova (voice)

Ricky Gervais

as Mr Bing (voice)

Gregg Binkley

as Ralph (voice) (uncredited)

Sofía Vergara

as Gabby (voice)

Kaitlin Olson

as 3D Movie Girl (voice)

Ashley Eckstein

as Alien (voice)

Craig Robinson

as Doc (voice)

Jane Lynch

as Io (voice)

George López

as Thurman (voice)

Jonathan Morgan Heit

as Kip Supernova (voice)

Chris Parnell

as Hammer (voice)