Extinct: A Horizon Guide to Dinosaurs

Dallas Campbell Himself - Presenter 👤 Robert McNeill Alexander Himself - Leeds University (archive footage) 👤 Luiz Alvarez Himself - University of California (archive footage) 👤 David Archibald Himself - San Diego State University (archive footage) (as Prof David Archibald) 👤 Claire Belcher Herself - Royal Holloway, University of London (archive footage) 👤 Brent Breithaupt Himself - Palaeontologist (archive footage) 👤 Chris Brochu Himself - University of Iowa (archive footage) 👤 Julia Clarke Herself - Palaeontologist (archive footage)