In 1971, a group of friends sail into a nuclear test zone, and their protest captures the world's imagination. Using never before seen archive that brings their extraordinary world to life, How To Change The World is the story of the pioneers who founded Greenpeace and defined the modern green movement.

• BFI
• Met Film Production
• Robert Hunter
• Paul Watson
• Rex Weyler
• Bobbi Hunter
• David Garrick