Leonardo DiCaprio

Self

Bill Clinton

Self

John Kerry

Self

Barack Obama

Self

Elon Musk

Self

Pope Francis

Self

Ban Ki-moon

Self

Alejandro González Iñárritu

Self

Michael Brune

Self

Marc Mageau

Self

Enric Sala

Self

Jake Awa

Self

Oprah Winfrey

Self (archive footage)

Jason E. Box

Self

Philip Levine

Self

Michael E. Mann

Self

Donald Trump

Self (archive footage)

James Inhofe

Self

Marco Rubio

Self

Ma Jun

Self

Alvin Lin

Self

Sunita Narain

Self

Ashok Lavasa

Self

Anote Tong

Self

Tommy E. Remengesau Jr.

Self

Jeremy Jackson

Self

Lindsey Allen

Self

Farwiza Farhan

Self

Ian Singleton

Self

Gidon Eshel

Self

Xi Jinping

Self

Ted Cruz

Self (archive footage)

Al Gore

Self (archive footage)

John McCain

Self (archive footage)

Angela Merkel

Self (archive footage)

Mitt Romney

Self (archive footage)

Haji Ji

Self - farmer

Rick Scott

Self (archive footage)

Lisa Murkowski

Self (archive footage)

Mary Landrieu

Self (archive footage)

Richard Shelby

Self (archive footage)

Joe Barton

Self (archive footage)