利兹·博宁

Liz Bonnin

饰：Self - Presenter

Michelle Thaller

饰：Self - Astronomer, NASA

Hazel Barton

Hazel Barton

饰：Self - Microbiologist

Tyler Lyson

饰：Self - Paleontologist

Dan Durda

饰：Self - Planetary Scientist

Dougal Jerram

饰：Self - Volcanologist

Franck Marchis

Franck Marchis

饰：Self - Planetary Scientist

Pier Paolo Petrone

饰：Self - Anthropologist