Mark Wahlberg

Captain Leo Davidson

Tim Roth

Thade

Helena Bonham Carter

Ari

Michael Clarke Duncan

Attar

Kris Kristofferson

Karubi

Estella Warren

Daena

Paul Giamatti

Limbo

Cary-Hiroyuki Tagawa

Krull

David Warner

Sandar

Erick Avari

Tival

Luke Eberl

Birn

Lisa Marie

Nova

Evan Parke

Gunnar

Glenn Shadix

Senator Nado

Freda Foh Shen

Bon

Chris Ellis

Commander Karl Vasich

Anne Ramsay

Lt. Col. Grace Alexander

Andrea Grano

Major Maria Cooper

Michael Jace

Major Frank Santos

Michael Wiseman

Specialist Hansen

Eileen Weisinger

Leeta

Deep Roy

Gorilla Kid / Thade's Niece

Chad Bannon

Red Ape Soldier / Man Hunt Ape

Kevin Grevioux

Limbo's 1st Handler / Ape Commander / 2nd Ape Soldier

Isaac C. Singleton, Jr.

Limbo's 2nd Handler / 1st Ape Soldier

John Alexander

Ape Dinner Guest / Old Man Servant / Old Ape #1

Jay Caputo

1st Ape Teenager / 2nd Ape Soldier

Philip Tan

2nd Ape Teenager / Gossiping Male Ape

Callie Croughwell

Little Human Girl

Brett Smrz

Human Kid #1

Howard Berger

Gorilla

Rick Baker

Old Ape #2

Linda Harrison

Woman in Cart

Todd Babcock

Friend at Leo's Party

Lorenzo Callender

Friend at Leo's Party

Shonda Farr

Friend at Leo's Party

Kam Heskin

Friend at Leo's Party

Jim Holmes

Friend at Leo's Party

Todd Kimsey

Friend at Leo's Party

Candace Kroslak

Friend at Leo's Party

Joanna Krupa

Friend at Leo's Party

Lisa Lackey

Friend at Leo's Party

Mark Christopher Lawrence

Friend at Leo's Party

Melody Perkins

Friend at Leo's Party

Tate Taylor

Friend at Leo's Party

Charlton Heston

Zaius (uncredited)