Ross Gelbspan

饰：Himself

John 'Bish' Neuhauser

饰：Himself

Ted Nordhaus

饰：Himself

Rick Piltz

饰：Himself

Sheila Watt-Cloutier

饰：Herself

汤姆·布罗考

Tom Brokaw

饰：Himself

乔治·W· 布什

George W. Bush

饰：Himself

Philip Cooney

饰：Himself

Heidi Cullen

饰：Herself

Kert Davies

饰：Himself

莱昂纳多·迪卡普里奥

Leonardo DiCaprio

饰：Himself

丹尼尔·B·戈尔德

Daniel B. Gold

饰：Himself - Narrator

Michael Shellenberger

Michael Shellenberger

饰：Himself

Andrew C. Revkin

饰：Himself (archive footage)

托尼·布莱尔

Tony Blair

饰：Self,(archive footage)

肖恩·哈尼蒂

Sean Hannity

饰：Self,(archive footage)

Jay Inslee

Jay Inslee

饰：Self

比尔·马赫

Bill Maher

饰：Self,(archive footage)

Patrick Michaels

饰：Self

Andrew Revkin

Andrew Revkin

饰：Self,(archive footage) (as Andrew C. Revkin)

Myron Ebell

饰：Self

艾伯特·戈尔

Al Gore

饰：Self,(archive footage)

James Hansen

James Hansen

饰：Self,(archive footage)

James Inhofe

饰：Self,(archive footage) (as Sen. James Inhofe)

Scott McClelland

饰：Self,(archive footage)

丹·拉勒

Dan Rather

饰：Self,(archive footage)

奥普拉·温弗瑞

Oprah Winfrey

饰：Self,(archive footage)