Character Name : Dr. Rick Marshall

Original Name : Will Ferrell

Gender : Male

Character Name : Holly

Original Name : Anna Friel

Gender : Female

Character Name : Will Stanton

Original Name : Danny McBride

Gender : Male

Character Name : Chaka

Original Name : Jorma Taccone

Gender : Male

Character Name : Enik

Original Name : John Boylan

Gender : Male

Character Name : Matt Lauer

Original Name : Matt Lauer

Gender : Male

Character Name : Tar Pits Kid

Original Name : Bobb'e J. Thompson

Gender : Male

Character Name : Tar Pits Kid

Original Name : Sierra McCormick

Gender : Female

Character Name : Tar Pits Kid

Original Name : Shannon Lemke

Gender : Male

Character Name : Tar Pits Kid

Original Name : Steven Wash Jr.

Gender : Male

Character Name : Teacher

Original Name : Brian Huskey

Gender : Male

Character Name : Teenager

Original Name : Kevin Buitrago

Gender : Male

Character Name : Teenager

Original Name : Noah Crawford

Gender : Male

Character Name : Teenager

Original Name : Jon Kent Ethridge

Gender : Male

Character Name : Teenager

Original Name : Logan Manus

Gender : Male

Character Name : Ernie

Original Name : Ben Best

Gender : Male

Character Name : Elder Pakuni

Original Name : Scott Dorel

Gender : Male

Character Name : Elder Pakuni

Original Name : Sean Michael Guess

Gender : Male

Character Name : Ice Cream Man

Original Name : Dennis McNicholas

Gender : Male

Character Name : Stage Manager

Original Name : Chris Henchy

Gender : Male

Character Name : Sleestak

Original Name : Kurt Carley

Gender : Male

Character Name : Sleestak

Original Name : Travis Samuel Clark

Gender : Male

Character Name : Sleestak

Original Name : Daniel George

Gender : Male

Character Name : Sleestak

Original Name : Todd Christian Hunter

Gender : Male

Character Name : Sleestak

Original Name : Marti Matulis

Gender : Male

Character Name : Sleestak

Original Name : Tim Soergel

Gender : Male

Character Name : Sleestak

Original Name : Douglas Tait

Gender : Male

Character Name : Sleestak

Original Name : Patrick Wedge

Gender : Male

Character Name : Pakuni Woman

Original Name : Ana Alexander

Gender : Female

Character Name : Pakuni Woman

Original Name : Moran Atlas

Gender : Male

Character Name : Pakuni Woman

Original Name : Jesse Golden

Gender : Male

Character Name : Pakuni Woman

Original Name : Eve Mauro

Gender : Female

Character Name : Pakuni Woman

Original Name : Pollyanna McIntosh

Gender : Female

Character Name : Pakuni Woman

Original Name : Ania Spiering

Gender : Male

Character Name : Astronaut (voice)

Original Name : Paul Adelstein

Gender : Male

Character Name : Library Skull (voice)

Original Name : Adam Behr

Gender : Male

Character Name : Library Skull (voice)

Original Name : Daamen J. Krall

Gender : Male

Character Name : The Zarn (voice)

Original Name : Leonard Nimoy

Gender : Male

Character Name : Astronaut (uncredited)

Original Name : Michael Papajohn

Gender : Male

Character Name : Tar Pits Kid

Original Name : Kiernan Shipka

Gender : Female

Character Name : Tar Pits Kid (uncredited)

Original Name : Dylan Sprayberry

Gender : Male

Character Name : Tar Pits Kid (uncredited)

Original Name : Zach Callison

Gender : Male