A nature documentary series on five vulnerable or endangered species known to form enduring populations: chimpanzee, emperor penguin, lion, tiger and African wild dog.
Cast:David Attenborough , John Brown , Justine Evans , Barrie Britton , Lindsay McCrae , Mark MacEwen , Rosie Thomas , John Aitchison , Sophie Darlington , Nick Lyon , Nick Murray , Henry Bandure , Theo Webb , Stefan Christmann , Shivani Bhalla , Jill Pruetz , Peter Blinston , Will Lawson