Stars (in credits order)
David Bellamy
Self - Presenter
Lawrence McGinty
Self - Reporter(voice)
Julio Barbosa
Self - President of Rubber Tappers
Cesar Chavez
Self - Farmworkers' Union President
Joe Farman
Self
John Gribben
Self - Science Writer
Julia Hailes
Self - SustainAbility
Jeremy Irons
Harry Knowles
Richard Leakey
Self - Kenyan Wildlife Services
Blake Lee-Harwood
Self - Friends of the Earth
Andrew Lees
Andy Mitchell
Self - Earthwatch
Mahathir Mohamad
Self - Malaysian Prime Minister
Andy Ottaway
Self - Greenpeace
Garth Owen-Smith
Self - Conservationist
Raoni
Self - Kayapo Chief
Margaret Thatcher
Self - British Prime Minister(archiveFootage)
Mostapha Tolba
Self - United Nations
Queen Elizabeth II
Self(uncredited)(archiveFootage)