Helen Arney

饰：Herself - Physicist

Debbie Berebichez

饰：Herself - Physicist

Hakeem Oluseyi

饰：Himself - Astrophysicist

Simon Pampena

饰：Himself - Mathematician

Saad Sarwana

饰：Himself - Physicist

Tom Wrigglesworth

饰：Himself - Engineer

Alistair Linsell

饰：Himself - Nuclear Chemist

Mike North

饰：Himself - Engineer

Chris Krishna-Pillay

饰：Himself - Biologist

Carin Bondar

饰：Herself - Biologist

Uli Brandt-Bohne

饰：Herself - Biochemist

Jessica Jensen

饰：Herself - Engineer

Sujata Kundu

饰：Herself - Materials Chemist

Ellie Harrison

饰：Herself - Wildlife Expert

葛洛泽尔·格林

GloZell Green

饰：Self

Jokke Sommer

饰：Self - BASE Jumper

Garrett McNamara

饰：Self - Surfer

Theo Jansen

饰：Self

Faith Dickey

饰：Self - World Championship Slackliner

Tom Dickson

饰：Self

Pál Takáts

饰：Self

加文·霍夫曼

Gavin Heffernan

饰：Self

Tim Dadabo

饰：Narrator

Matt Parker

Matt Parker

饰：Himself - Mathematician

Byron Ferguson

饰：Self - Archer

Trent Kimball

饰：Self

Lawrence Kosub

饰：Self