Surface

Gugu Mbatha-Raw

as Tess Caldwell / Sophie Ellis

Oliver Jackson-Cohen

as James Ellis

Stephan James

as Thomas Baden

Ari Graynor

as Caroline

Phil Dunster

as Quinn Huntley

François Arnaud

as Harrison

Millie Brady

as Eliza

Gavin Drea

as Callum Walsh

Marianne Jean-Baptiste

as Hannah

Freida Pinto

as Grace Daaveed

Rupert Graves

as Henry Huntley

Joely Richardson

as Olivia Huntley

Tara Fitzgerald

as Anne Huntley

Nina Sosanya

as Julia

John Macmillan

as Richard

Asia-Sky Fenty

as Young Sophie

Adwoa Akoto

as Emma Antoine-Day

Nicholas Karimi

as Lucas

Isabella Laughland

as Claire

Christin Park

as Victoria