Maisie Williams

Character: Skye

Asa Butterfield

Character: Calvin

Nina Dobrev

Character: Izzy

Tyler Hoechlin

Character: Frank

David Koechner

Character: Bob

Peyton List

Character: Ashley

Tituss Burgess

Character: Julian

Sonya Walger

Character: Claire

Margot Bingham

Character: Lucy

Ken Jeong

Character: Officer Al

Colin Moss

Character: Greg

Briana Venskus

Character: Officer Mya

Ron Simons

Character: Dr. Collins

Angel Valle Jr.

Character: Will

L. Steven Taylor

Character: Dan

Francesca Noel

Character: Hannah

Ann Osmond

Character: Ellen

Crystal Tweed

Character: Oncologist

Ashlyn Alessi

Character: Party Girl (uncredited)

Billy Thomas Myott

Character: Party Kid (uncredited)