Mega Ape

Tom Sizemore

— Tom Goodwin

Bai Ling

— Dr. Li

Mel Novak

— Mayor Huey

Traci Burr

— Felicia

Chris Mills

— Trent

Simon Berry

— Giles

Erik Anthony Russo

— Jeff

Ken May

— Dick Steel

Timothy Thomas

— Male Hiker

Tina Thomas

— Female Hiker

Hunter Bickham

— Michael Braymoore

Ronnie Angel

— Security Guard

Joshua Moomey

— Kirk

Lee Turner

— Brock Stevensons

Roger Trexler

— Ranger Roger

Jonathan Nation

— Anthropologist

Annabella Rich

— Dancing Monkey

Joe Williamson

— Eye Witnesses

Christopher Bryan Gomez

— Captor #1

Marvin 'Knife' Sotelo

— Captor #2

Breana Mitchell

— Female backpacker

Daniel Joseph Stier

— Male Backpacker

D.T. Carney

— Police Chief Ritters

Jarad Allen

— Josh

Dustin Ferguson

— Car Victim

Vida Ghaffari

— Jessie (Voice)