All Cast
Henry Ian Cusick
Gideon Mantell
Paul Brightwell
Leney
Michelle Bunyan
Caroline Owen
Alan Cox
Richard Owen
Kristian Griffiths
Walter Mantell (Aged 14-18)
Derek Jacobi
Narrator (voice)
Rebecca McClay
Mary Anning
Robert Morgan
Charles Lyell
Michael Pennington
William Buckland
Rachel Shelley
Mary Mantell