Before man ruled the world, Earth was a land of giants, from birds with plane-length wingspans to Boeing 737- sized dinosaurs. Count down the biggest beasts in this spectacular special.
Unfortunately the movie Top 10 Biggest Beasts Ever is not yet available on HBO Max.
| Production | Oliver Twinch | Producer |
| Directing | Matthew Jackson | Director |
| Directing | Bosie Vincent | Director |
| Directing | Paul Williams | Director |
| Editing | Ben Lavington Martin | Editor |
| Editing | Mairin O'Faolain | Additional Editor |
| Editing | Samuel Calverley | Assistant Editor |
| Editing | Jacob Larys | Assistant Editor |
| Editing | Tristan Lancey | Online Editor |
| Editing | Adam Dolniak | Colorist |
| Production | Dan Chambers | Executive Producer |
| Production | Dan Oliver | Executive Producer |
| Production | Annabel Walker | Production Manager |
| Production | Helen Kourpas | Production Coordinator |
| Production | Jessica Connell | Head of Production |
| Production | Claire Runham | Production Coordinator |
