迈克尔·佩宁顿

Michael Pennington

饰：Self - Narrator,

托尼·布莱尔

Tony Blair

饰：Self,(archive footage)

比尔·克林顿

Bill Clinton

饰：Self,(archive footage)

Raymond Gosling

饰：Self,(archive footage)

Lisa Jardine

饰：Self - University College, London,(as Professor Lisa Jardine)

保罗·纳斯

Paul Nurse

饰：Self - President, The Royal Society,(as Sir Paul Nurse)

Erwin Schrödinger

饰：Self,(archive sound)

克莱格·文特尔

J. Craig Venter

饰：Self,(archive footage) (as Craig Venter)

Sydney Brenner

饰：Self,(archive footage)

Francis Crick

饰：Self,(archive footage)

Julian Huxley

饰：Self,(archive footage)

Steve Jones

饰：Self - University College, London,(as Professor Steve Jones)

Frederick Sanger

饰：Self,(archive footage) (as Fred Sanger)

John Sulston

饰：Self,(archive footage) (as Sir John Sulston)

詹姆斯·沃森

James Watson

饰：Self,(archive footage)