Chloë Grace Moretz

(Cassie Sullivan)

Nick Robinson

(Ben Parish/Zombie)

Ron Livingston

(Oliver Sullivan)

Maggie Siff

(Lisa Sullivan)

Alex Roe

(Evan Walker)

Maria Bello

(Reznik)

Maika Monroe

(Ringer)

Zackary Arthur

(Sammy Sullivan)

Liev Schreiber

(Colonel Vosch)

Tony Revolori

(Dumbo)

Talitha Bateman

(Teacup)

Nadji Jeter

(Poundcake)

Alex MacNicoll

(Flintstone)

Cade Canon Ball

(Oompa)