Sylvester Stallone

Ray Breslin

Dave Bautista

Trent DeRosa

Jesse Metcalfe

Luke Walken

50 Cent

Hush

Huang Xiaoming

Shu Ren

Wes Chatham

Jaspar Kimbral

Titus Welliver

The Zookeeper

Tyron Woodley

Akala

Chen Tang

Yusheng Ma

Tyler Jon Olson

Moe

Shea Buckner

Larry

Jaime King

Abigail Ross

Lydia Hull

Jules

Ashley Cusato

Mary

Yifan Luo

Red

Rowan Bousaid

MDLF Leader

Baylee Curran

Alice

Zeeko Zaki

MDLF Soldier

Vincent Young

Curly

Eric Newnham

Lead Executive

Mark Hicks

Limerick

Pete Wentz

Bug

Xi Mengyao

Qin Fan

Roman Mitichyan

Bookstore Clerk

Gordon Michaels

Leon Grassi

Jamie Eddy

Waitress

Joseph Blake Menzel

Carl

Joe Gelchion

Frank

Mike McColl

Galileo (voice)

Corey Winston

Odogwu, Nigerian Crew (uncredited)

Eric Bendross

Hades Prisoner (uncredited)

David Dunston

Hades Prisoner (uncredited)

Timothy T. Miller

Hades Prisoner (uncredited)

Mike Leeder

Prisoner (uncredited)

Robert Tinsley

Prisoner (uncredited)