Griff Furst as Professor Walter Rice

Sarah Lieving as Professor Fay Morgan

Jeffrey Combs as Wilbur Whateley

Dean Stockwell as Dr. Henry Armitage

Natacha Itzel as Caitlin

Leigh Scott as Dr. Ashley

Lauren Michele as Lavina Whateley

Lacey Minchew as Amanda

Richard Zeringue as Father Hoadley

M. Steven Felty as Zecheria

Collin Galyean as Tom / Narrator (voice)

Jeffrey Alan Pilars as Olas Wormius / Doran Lao

Shirly Brener as Mrs. Bowers

Britney M. Hurst as Zumi

Jesse Barksdale as Pap

Marcus Lyle Brown as Father Enladade

Joseph Diaz as Bryce

Tony R. Lewis as Mr. Bowers

Ronnie Stutes as Dr. Houghton

Walter F. Brown as Charles Brown

Lauren Norfleet as Amelia

Kent Gable as Al Hazared