Synopsis by Jack Rodgers
A married man (Michael Shannon) is convinced that Alice (Rachel Weisz), an unexpected guest at his dinner party, is a former lover he once knew as "Jenny." When she suddenly leaves the event, he decides to chase after her in order to learn the truth about her identity. Directed by Joshua Marston, Complete Unknown made its world premiere at the 2016 Sundance Film Festival.
assumed-identity, deception, dinner-party, impostor, secret-identity, stranger