Four undying warriors who've secretly protected humanity for centuries become targeted for their mysterious powers just as they discover a new immortal.

Charlize Theronas Andromache of Scythia / Andy
KiKi Layneas Nile Freeman
Veronica Ngôas Quynh
Matthias Schoenaertsas Sebastien Le Livre / Booker
Marwan Kenzarias Yusuf Al-Kaysani / Joe
Luca Marinellias Nicolò di Genova / Nicky
Chiwetel Ejioforas Copley
Harry Mellingas Merrick
Natacha Karamas Dizzy
Anamaria Marincaas Dr. Meta Kozak
Tami Reiker
Barry Ackroyd