Roscoe Bartlett

饰：Himself - Representative, Maryland

Kate Holloway

饰：Herself - Powering Down in Toronto

Tony Carella

饰：Himself - city Councilor, vaughan

Guy Dauncey

饰：Himself - BC Sustainable Energy Association Sustainable Energy

Abu Talib

饰：Himself - Taqwa Community Garden

Kathleen McTigue

饰：Herself - Coordinator, Just Food City Farms

Lourdes Marrero

饰：Herself - Diamante Garden

Matthew Simmons

Matthew Simmons

饰：Himself - Author, Twilight in the Desert: The Coming Saudi Oil S

Richard Heinberg

Richard Heinberg

饰：Himself - Author, The Party`s Over: Oil, War and the Fate of Ind

Michael C. Ruppert

Michael C. Ruppert

饰：Himself - Author, Crossing the Rubicon: The Decline of the Ameri

Jeremy Rifkin

Jeremy Rifkin

饰：Himself - Author, The Hydrogen Economy

Thomas Homer-Dixon

Thomas Homer-Dixon

饰：Himself - Author, The Upside of Down: Catastrophe, Creativity, a

James Woolsey

饰：Himself - Former Director, CIA

James Howard Kunstler

James Howard Kunstler

饰：Himself - The Long Emergency: Surviving the Converging Catastrop

Ed Schreyer

饰：自己

Sarah Williford

饰：自己

大卫·铃木

David Suzuki

饰：自己

Eric Garcetti

Eric Garcetti

饰：Self - President, L.A. City Council

Tezozomoc

饰：Self - South Central Farm Organizer

tom morello

Tom Morello

饰：Self - Guitarist, Audioslave

Elizabeth May

饰：Self - Leader of the Green Party of Canada

吉米·卡特

Jimmy Carter

饰：Self,(archive footage)

比尔·克林顿

Bill Clinton

饰：Self,(archive footage)

沃尔特·蒙代尔

Walter Mondale

饰：Self,(archive footage)

理查德·米尔豪斯·尼克松

Richard Milhous Nixon

饰：Self,(archive footage)

Lanny Cotler

饰：Self - Director, Heartwood,(as Lanny Kotler)

乔治·W· 布什

George W. Bush

饰：Self,(archive footage)

迪克·切尼

Dick Cheney

饰：Self,(archive footage)

杰拉尔德·福特

Gerald Ford

饰：Self,(archive footage)

Thomas P. 'Tip' O'Neill

饰：Self,(archive footage) (as Thomas P. 'Tip' O'Neill)