Journey back to the dunes of prehistoric Mongolia to find the owner of the largest claws of all time - Therizinosaurus. Presenter Nigel Marven's adventure covers vast nesting sites, skirts curious velociraptors and avoids the terrifying tarbosaurus so we can come face-to-face with The Giant Claw.
| Actor | Role |
|---|---|
 Nigel MarvenHimself - Presenter | Himself - Presenter |