Will Ferrell character Dr. Rick Marshall
Anna Friel character Holly
Danny McBride character Will Stanton
Jorma Taccone character Chaka
John Boylan character Enik
Matt Lauer character Himself
Bobb'e J. Thompson character Tar Pits Kid
Sierra McCormick character Tar Pits Kid
Shannon Lemke character Tar Pits Kid
Stevie Wash Jr. character Tar Pits Kid
Brian Huskey character Teacher
Kevin Buitrago character Teenager
Noah Crawford character Teenager
Jon Kent Ethridge character Teenager
Logan Manus character Teenager
Ben Best character Ernie
Scott Dorel character Elder Pakuni
Sean Michael Guess character Elder Pakuni
Dennis McNicholas character Ice Cream Man
Chris Henchy character Stage Manager
Kurt Carley character Sleestak
Travis Samuel Clark character Sleestak
Daniel George character Sleestak
Todd Christian Hunter character Sleestak
Marti Matulis character Sleestak
Tim Soergel character Sleestak
Douglas Tait character Sleestak
Patrick Wedge character Sleestak
Ana Alexander character Pakuni Woman
Moran Atlas character Pakuni Woman
Jesse Golden character Pakuni Woman
Eve Mauro character Pakuni Woman
Pollyanna McIntosh character Pakuni Woman
Ania Spiering character Pakuni Woman
Paul Adelstein character Astronaut (voice)
Adam Behr character Library Skull (voice)
Daamen J. Krall character Library Skull (voice)
Leonard Nimoy character The Zarn (voice)
