Oyuncular

• Tye Sheridan — Wade Watts / Parzival
• Olivia Cooke — Samantha Cook / Artemis
• Simon Pegg — Ogden Morrow
• Hannah John-Kamen — F'Nale Zandor
• Ben Mendelsohn — Nolan Sorrento
• Lena Waithe — Helen Harris / Aech
• Mark Rylance — James Halliday / Anorak
• Vic Chao — Goro
• Clare Higgins — Mrs. Gilmore
• Susan Lynch — Alice
• Ralph Ineson — Rick
• Perdita Weeks — Kira
• Cara Theobold — Tracer
• Letitia Wright — Rebel
• Cara Pifko — Leslee
• Turlough Convery — Chief Oology Expert
• Michael Wildman — Sixer Drill Instructor
• Ronkẹ Adékoluẹjo — Sorrento's Assistant
• Kae Alexander — Reb (Safe House)
• Laurence Spellman — Lame Tattoo Guy (Reb)
• T.J. Miller — i-R0k
• Jacob Bertrand — High School Kid
• Jadah Marie — Elementary Kid
• Lulu Wilson — Elementary Kid
• Arianna Jaffier — High School Kid
• Daniel Zolghadri — High School Kid
• Mckenna Grace — Elementary Kid