Maika Monroe as Julia

Ed Skrein as Alex Upton

Gary Oldman as Tau (voice)

Fiston Barek as Subject 2

Ivana Živković as Subject 1

Paul Leonard Murray as Chief Operating Officer

Dragoljub Ljubičić as Executive 1

Sharon D. Clarke as Queenpin

Greg De Cuir as Delivery Man 1

Danijel Korsa as Delivery Man 2

Ian Virgo as Party Boy

Irene Chiengue Chiendjo as Executive 2