Dylan O'BrienThomas
Kaya ScodelarioTeresa Agnes
Ki Hong LeeMinho
Aml AmeenAlby
Blake CooperChuck
Thomas Brodie-SangsterNewt
Will PoulterGally
Dexter DardenFrypan
Chris SheffieldBen
Joe AdlerZart
Alexander FloresWinston
Jacob LatimoreJeff
Randall D. CunninghamClint
Patricia ClarksonAva Paige
Don McManusMasked Man
Michael BowGlader
Jerry ClarkGlader
Michael DevilleGlader
Dylan GaspardGlader
Cory GoodingGlader
Cazi GreeneGlader
Dustin GuitreauGlader
Tyler HarrisonGlader
Landon HazelGlader
Gary HoodGlader
Nick KillebrewGlader
John LangstonGlader
Chad MartinezGlader
Lester MilletGlader
Sawyer PierceGlader
Weston RachalGlader
Bryce RomeroGlader
Johnny StockwellGlader
SanChavis TornsGlader
Lane WesterhausGlader
Gentry WilliamsGlader
Adriana AcostaGlader (uncredited)
Duane CothrenConference Room Parent (uncredited)
James DashnerLab Tech (uncredited)
Mark GibsonGlader (Alec) (uncredited)
Darryl HarveyMaze Control Room Supervisor / EMT (uncredited)
Janet L'AubeLab Scientist (uncredited)
Travis Michael MyersGlader (uncredited)
Zach NicholsGlader (uncredited)
Tommy SheppardConference Room Member (uncredited)
Andrew VarenhorstPatient Zero (uncredited)
Carol Jean WellsHerself Lab Student (uncredited)
Jeff WiesenGlader (uncredited)