Dylan O'Brien

Thomas

Kaya Scodelario

Teresa Agnes

Aml Ameen

Alby

Thomas Brodie-Sangster

Newt

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Minho

Will Poulter

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Ava Paige

Blake Cooper

Chuck

Dexter Darden

Frypan

Jacob Latimore

Jeff

Chris Sheffield

Ben

Joe Adler

Zart

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Clint

Alexander Flores

Winston

Don McManus

Masked Man

Michael Bow

Glader

Jerry Clark

Glader

Cazi Greene

Glader

Bryce Romero

Glader

James Dashner

Lab Tech (uncredited)

Mark Gibson

Glader (Alec) (uncredited)

Travis Michael Myers

Glader (uncredited)

Tommy Sheppard

Conference Room Member (uncredited)

Carol Jean Wells

Herself Lab Student (uncredited)

Giovanni Silva

Lab Tech #7