K.J. Apa as Nico

Sofia Carson as Sara

Craig Robinson as Lester

Bradley Whitford as William Griffin

Peter Stormare as Emmett Harland

Elpidia Carrillo as Grammy / Lita

Alexandra Daddario as May

Lia McHugh as Emma Griffin

Paul Walter Hauser as Dozer

Demi Moore as Piper Griffin

Paul Sloan as Boomer

Andrew Howard as Reg

Carol Abney as Marie

Michole Briana White as Alice

Darri Ingolfsson as Steve

Ian Duncan as Anthony

Lauren Sivan as News Anchor

Jesse Gabbard as Hazmat Guard at Gate

Susan Bennett as DOS Computer Voice

Louise Griffiths as Newscaster Voice

Jamie McBride as Goon 4

Tim Mikulecky as Hazmat Guy #1

Ethan Josh Lee as Giffords

Burak Agan as Blash

Joost Janssen as Goon 3

Ben Scott as Hazmat Guy #2