朱莉娅·罗伯茨
Julia Roberts
饰:Herself - Actress,Spokesperson & Chair, School Bus America
吉米·卡特
Jimmy Carter
饰:Himself - President of the United States (archive footage)
拉里·戴维
Larry David
饰:Himself - Actor,Comedian,Environmental Activist
罗纳德·威尔逊·里根
Ronald Wilson Reagan
饰:Himself - President of the United States (archive footage)
伍迪·哈里森
Woody Harrelson
饰:Himself - Actor,Environmentalist
德怀特·戴维·艾森豪威尔
Dwight D. Eisenhower
饰:Himself - President of the United States
威利·纳尔逊
Willie Nelson
饰:Himself - Musician,Co-Founder, Farm Aid
拉里·哈格曼
Larry Hagman
饰:Himself - Actor,Renewable Energy Advocate
乔治·W· 布什
George W. Bush
饰:Himself - President of the United States (archive footage)
雪儿·克劳
Sheryl Crow
饰:Herself - Musician,Environmental Activist
芭芭拉·博克瑟
Barbara Boxer
饰:Herself - Senator - California
理查德·布兰森
Richard Branson
饰:Himself - Founder, Virgin Group
尼尔·杨
Neil Young
饰:Himself - Musician,Co-Founder, Farm Aid
Robert Kennedy Jr.
饰:Himself - Attorney for NRDC,President, Water Keeper Alliance
Scott Ritter
Scott Ritter
饰:Himself - Former UN Weapons Inspector in Iraq
乔什·提克尔
Joshua Tickell
饰:Self,narrator
Frank Lautenberg
饰:Himself - Senator - New Jersey
Jay Inslee
Jay Inslee
饰:Himself - Congressman, Washington
Deborah Dupre
Deborah Dupre
饰:Herself - Environmental Activist and Josh's Mom
Laurie David
Laurie David
饰:Herself - Actor,Comedian,Environmental Activist
Jeremiah Dupre
饰:Josh`s brother
Perry Freeze
饰:Himself - Owner of Diesel Volkswagen Jetta
Joseph Harberg
饰:Himself, Environmental Expert
劳丽·伦纳德
Laurie Lennard
饰:自己
Gal Luft
饰:Self - Executive Director of Institute for the Analysis of Global Security,(as Dr. Gal Luft)
Herman Franssen
饰:Self - President of International Energy Associates,(as Dr. Hermann Frassen)
Blanche Lincoln
饰:Self - U.S. Senator (D) from Arkansas
Eliot Engel
饰:Self - New York Congressman,(as Rep. Eliot Engel)
Smudo
饰:Self - Singer with 'Fantastic Four',Biodiesel Racecar Driver,/ (as Michael Schmidt aka 'Smudo')
Pete Bethune
饰:Self - Skipper of Earthrace Powerboat
Helen Hobbs
饰:Self - Farmer,Founder of BE Bioenergy
William Moomaw
饰:Self - Professor of Environmental Policy at Tufts University,(as Dr. William Moomaw)
Bill Mack
饰:Self - DJ of Open Road Show on XM Radio
卡丽·拉扎
Carrie Lazar
饰:Self - Owner of Diesel Volkswagen Beetle,(as Rachel)
Herb Meyer
饰:Self - Former CIA Secretary
杰克·约翰逊
Jack Johnson
饰:Self - Musician,Environmentalist
Colin Campbell
Colin Campbell
饰:Self - Oil Geologist,Author,/ (as Dr. Colin Campbell)
Matthew Simmons
Matthew Simmons
饰:Self - Former Advisor to President Bush
Roger Ballentine
饰:Self - Former Energy Advisor to President Clinton
William Baggett
William Baggett
饰:Self - Attorney in Baggett & McCall
James Woolsey
饰:Self - Former CIA Director (1993-1995)
Robert McFarlane
饰:Self - Former National Security Advisor in Reagan Administration,(as Robert 'Bud' McFarland)
Steven Hobbs
饰:Self - Barley Farmer,Founder of BE Bioenergy
Jim Hightower
饰:Self - Former Texas Agriculture Commissioner
Carl Cornelius
饰:Self - Owner of Carl's Corner Truckstop in Texas
Collete Brooks
饰:Self - Founder of Bio-Blind
David M. Walker
David M. Walker
饰:Self - Former Comptroller General of the U.S.