Dan Levy as Marc

Ruth Negga as Sophie

Himesh Patel as Thomas

Luke Evans as Oliver

Celia Imrie as Imelda

Arnaud Valois as Theo

David Bradley as Duncan

Mehdi Baki as Luca

Emma Corrin as Young Performance Artist

Jamael Westman as Terrance

Kaitlyn Dever as Lily Kayne

Yoli Fuller as Sebastian

Noé Besin as Remi

Cyrielle Debreuil as Esme

Nigel Lilley as Peter Finley

Gabriel Marc as Manu

Zoé Bruneau as Co-Worker