Maggie Q as Alice Arnolds

Will Kemp as Tom Arnolds

Sylvester McCoy as Amado

Sam Troughton as Charlie Morgan

Kristen Bush as Sarah Morgan

Adam Lazarus as Nurse

Susan Fordham as Medic

Charlie Bond as American Nurse

William Todd-Jones as The Night Hag

William Rhead as Liam

Vincent Andriano as Cam

Lindy Pieri as Hospital Patient

Minouche Kaftel as Doctor 2

Emily Ng as Nurse

Neil Linpow as Dave Marklund

William Hope as Malcolm

Honor Kneafsey as Emily Morgan

Okon Ubanga Jones as Mr. Futterman