Gershwyn Eustache Jnr was born on 24 August 1984 in Westminster, London, England, UK. He is an actor and producer, known for Britannia (2017), Fortitude (2015) and Run (2013). Gershwyn Eustache Jnr was born on 24 August 1984 in Westminster, London, England, UK. He is an actor and producer, known for Britannia (2017), Fortitude (2015) and Run (2013).