Скотт Пиллей
В роли: Self - Correspondent (segment "Life After Death Row")

Ray Hinton
В роли: Self - Former Death Row Inmate (segment "Life After Death Row") (хроника)

Брайан Стивенсон
В роли: Self - Attorney (segment "Life After Death Row") (хроника)

Ken Ireland
В роли: Self - Former Convict (segment "Life After Death Row") (хроника)

Julie Baumer
В роли: Self - Former Convict (segment "Life After Death Row") (хроника)

Sharyn Alfonsi
В роли: Self - Correspondent (segment "Top of the World")

Malik Jensen
В роли: Self - Pilot (segment "Top of the World") (хроника)

Alan Mix
В роли: Self - Expedition Leader (segment "Top of the World") (хроника)

Keith Nicholls
В роли: Self - Drilling Expert (segment "Top of the World") (хроника)

Shaun Marcott
В роли: Self - Geologist (segment "Top of the World") (хроника)

Larry Mayer
В роли: Self - Geologist (segment "Top of the World") (хроника)

Anne Jennings
В роли: Self - Institute of Arctic and Alpine Research (segment "Top of the World") (хроника)

Peter de Menocal
В роли: Self - Paleoclimatologist (segment "Top of the World") (хроника)

Bill Whitaker
В роли: Self - Correspondent (segment "The Children's Village")

India Howell
В роли: Self - Rift Valley Children's Village (segment "The Children's Village") (хроника)

Peter Leon Mmassy
В роли: Self - Rift Valley Children's Village (segment "The Children's Village") (хроника)