Sam Worthington

as Thomas Day

as Detective Pollock

as Jake Sully

as Jake Sully

as Antipater

as David Burroughs(8 eps)

as Self

as Jake

as Self

as Self - "Jake"(1 ep)

as X

as Dawson

as Trent Gephart

as Finn

as Trent Gephart

as Joe

as Lucas

as Self(1 ep)

as Dennis Huxley

as Kessler

as Self

as Ryan Logan

as Jake Sully

as Ron Lafferty(7 eps)

as Jack

as Isaac LeMay

as Glen Findlay(2 eps)

as David Stone

as Ray Monroe

as Self(1 ep)

as Lt. Rick Janssen

as Jim 'Fitz' Fitzgerald(7 eps)

as Jim Fitzgerald(8 eps)

as Stephen Lucas

as Mack Phillips

as Self

as Captain Glover

as Self - Guest(1 ep)

as Guy Cotter

as Phillip Schuler(2 eps)

as Willem Holleeder

as Roy Collins

as Moses

as Jack

as James "Monster" Murray

as Self - Guest(2 eps)

as JB

as Perseus

as Nick Cassidy

as Mike Souder

as Self

as Self(1 ep)

as Michael Reed

as Young David Peretz

as Miles (segment "Blue Poles")

as Perseus

as Self

as Jake Sully

as Self(1 ep)

as Marcus Wright

as Neil Kelly

as MacBeth

as Narrator

as The Artist

as Dr. Sam Dash(8 eps)

as Able

as PFC Lucas

as Howard Light(10 eps)

as Miles

as Joe

as Ronnie

as Barry 'Wattsy' Wirth

as Self(1 ep)

as Darcy

as as Cpl. B.J. 'Depot' Guidry

as Mitchell

as Self - Guest(1 ep)

as Self(1 ep)

as Phillip Champion(1 ep)

as Dunsmore(1 ep)