Famke Janssen

as Olivia Godfrey

Landon Liboiron

as Peter Rumancek

Bill Skarsgård

as Roman Godfrey

Joel de la Fuente

as Dr. Johann Pryce

Kaniehtiio Horn

as Destiny Rumancek

Dougray Scott

as Dr. Norman Godfrey

Madeleine Martin

as Shelley Godfrey

Penelope Mitchell

as Letha Godfrey

Freya Tingley

as Christina Wendall

Camille de Pazzis

as Annie