Naomi Watts as Pam Bales

Billy Howle as John

Denis O'Hare as Dave

Parker Sawyers as Patrick

Joshua Rollins as Finn

Eliot Sumner as Hiker Will

Lina Kolenko as Pam daughter #2

Karin Putrih as Body double Pam

Arya Petric as Pam daughter #1

Kaja Dolenc as Pam's daughter body double #1

Alja Gacnik as Pam's daughter body double #2

Brina Merhar as Pam's daughter back up

Richard Faillace as Newscaster

Trisha Arnold as Newscaster