Tye Sheridan

Andy

Jeff Goldblum

Dr. Wallace Fiennes

Hannah Gross

Susan

Denis Lavant

Jack

Udo Kier

Frederick

Eléonore Hendricks

Grace

Margot Klein

Peggy

Larry Fessenden

Meals

Billy Thomas Myott

Orderly

Scott Matheny

Psychiatrist

Buddy Duress

Philip Farmer