Cast

• Dylan O'Brien — Thomas
• Aml Ameen — Alby
• Will Poulter — Gally
• Kaya Scodelario — Teresa Agnes
• Thomas Brodie-Sangster — Newt
• Ki Hong Lee — Minho
• Jacob Latimore — Jeff
• Blake Cooper — Chuck
• Dexter Darden — Frypan
• Chris Sheffield — Ben
• Joe Adler — Zart
• Alexander Flores — Winston
• Randall D. Cunningham — Clint
• Patricia Clarkson — Ava Paige
• Don McManus — Masked Man
• Carl Greene — Glader
• Michael Bow — Mike
• Giovanni Silva — Laboratory Technician
• Jerry Clark — Glader
• Bryce Romero — Glader
• Gustavo I. Ortiz — Rebel Soldier
• Gary Hood — Glader
• Andrew Varenhorst — Patient Zero
• Charles Andrew Mummert — Adam
• Mark Preston Richardson Jr. — Laboratory Student
• Dylan Gaspard — Glader
• Caroline Bonin — laboratory Student
• Gentry Williams — Glader
• SanChavis Torns — Glader
• Nicholas Bursavich — Glader
• Johnny Stockwell — Glader
• Darryl Harvey — Control Room Supervisor
• Austin Reed Alleman — Laboratory Student
• Sheldon Maurer — Glader
• Sawyer Pierce — Glader
• Nick Killebrew — Glader
• Tyler Harrison (II) — Glader