Paul Bettany

Charles Darwin

Jennifer Connelly

Emma Darwin

Martha West

Anne Darwin

Guy Henry

Technician

Jeremy Northam

John Brodie-Innes

Toby Jones

Thomas Henry Huxley

Benedict Cumberbatch

Joseph Dalton Hooker

Jim Carter

Parslow

Robert Glenister

Dr. Holland

Ian Mercer

Goodman

Bill Paterson

Dr. Gully

Teresa Churcher

Mrs. Davies

Richard Ridings

Thatcher

Freya Parks

Etty Darwin

Gene Goodman

Franky Darwin