Name	Known for
Mary Kay Bergman Alien Mom / Alien Kid (voice) Alien Mom / Alien Kid (voice) See fewer	South Park: Bigger, Longer & Uncut (1999)
Adam Carolla Cmdr. Nebula (voice) Cmdr. Nebula (voice) See fewer	The Man Show (1999)
Jim Cummings Senator Aarrfvox / Alien Dad (voice) Senator Aarrfvox / Alien Dad (voice) See fewer	Winnie the Pooh (2011)
Neil Flynn XR (voice) XR (voice) See fewer	Mean Girls (2004)
Stephen Furst Booster (voice) Booster (voice) See fewer	National Lampoon's Animal House (1978)
Jonathan Harris Era (voice) Era (voice) See fewer	Lost in Space (1965)
Wayne Knight Zurg (voice) Zurg (voice) See fewer	Jurassic Park (1993)
Bill Mumy Eon (voice) Eon (voice) See fewer	Babylon 5 (1993)
Nicole Sullivan Mira Nova (voice) Mira Nova (voice) See fewer	Black-ish (2014)
Patrick Warburton Buzz Lightyear (voice) Buzz Lightyear (voice) See fewer	The Emperor's New Groove (2000)
Frank Welker Epoch / Senator / Phlegmex / Alien Guard (voice) Epoch / Senator / Phlegmex / Alien Guard (voice) See fewer	Transformers: Dark of the Moon (I) (2011)