丹尼尔·索斯沃思

Dan Southworth

饰：Captain John Bradley (as Daniel Southworth)

艾弗里·克莱德

Avery Clyde

饰：Dr. Taylor Kacey

Sam McConkey

饰：Kevin Porter

James McBride

James McBride

饰：Brando Enzio (as James Luca)

Larry 'Tank' Jones

饰：Colburn Waylon (as Tank)

保罗·海默尔

Paulino Hemmer

饰：Alano Martinez

Joseph Moore

Joseph Moore

饰：Albany Gavin

Robert Harter

Robert Harter

饰：Mark Colby

沙侬·亚历山大

Shannon Alexander

饰：Adreana Cammeo

Cathy Rankin

Cathy Rankin

饰：Gia Dante

Byron Browne

Byron Browne

饰：Corp. Tom Chase

Robert Lennon

Robert Lennon

饰：Rock Sanders

Brendan Guy Murphy

Brendan Guy Murphy

饰：Vincent Enzio (as Brendan Murphy)

Soon Hee Newbold

饰：Cindi Lee,Alien Computer,Salt Alien

Patrick Logan Pace

Patrick Logan Pace

饰：Kyle Matthewson

Richard Peine

Richard Peine

饰：Sergeant Jenkins

Wade Rikert

饰：Eddie Thompson

Philip Tiboni

Philip Tiboni

饰：Larry Kendall

Brian Lataille

Brian Lataille

饰：Soldier

Tank Jones

饰：Colburn Waylon,(as Tank)

Bruce Nelson

Bruce Nelson

饰：Brian Jackson