A new trailer has arrived from Studiocanal for The Mercy starring Colin Firth and Rachel Weisz.

Related: The Mercy First Trailer

The film follows Donald Crowhurst (Firth) on a dangerous solo voyage and the struggles he confronted on the epic journey while his family awaited his return is one of the most enduring mysteries of recent times.

Directed by The Theory of Everything’s James Marsh the film stars  David Thewlis (Anomalisa, The Theory of Everything) and Ken Stott (‘War & Peace’, The Hobbit), alongside Firth and Weisz.

The Mercy Official Synopsis

Following his Academy Award® winning film The Theory of Everything, James Marsh directs the incredible true story of Donald Crowhurst (COLIN FIRTH, The King’s Speech, Kingsman: The Secret Service, The Railway Man), an amateur sailor who competed in the 1968 Sunday Times Golden Globe Race in the hope of becoming the first person in history to single-handedly circumnavigate the globe without stopping.

With an unfinished boat and his business and house on the line, Donald leaves his wife, Clare (RACHEL WEISZ, The Light Between Oceans, The Lobster) and their children behind, hesitantly embarking on an adventure on his boat the Teignmouth Electron.