The Theory of Everything is a 2014 British biographical romantic drama film directed by James Marsh. Anthony McCarten adapted the screenplay from the memoir Travelling to Infinity: My Life with Stephen by Jane Wilde Hawking. The film focuses on Jane's relationship with theoretical physicist Stephen Hawking, his motor neuron disease diagnosis and his career in physics. Actors Felicity Jones and Eddie Redmayne portray the main characters. The Theory of Everything had its world premiere at the 2014 Toronto International Film Festival. It was released in the United Kingdom by Universal Pictures on 1 January 2015. As of February 2015, the film has earned over £50 million in its combined total gross at the box office.