The Lost World: Underground
- Blwyddyn: 2002
- Gwlad: Australia, Canada, New Zealand
- Genre: Action, Adventure, Science Fiction
- Stiwdio: Coote Hayes Productions, St. Clare Entertainment, Telescene Film Group Productions
- Allweddair: expedition, jungle, dinosaur, adventurer, prehistoric man
- Cyfarwyddwr: Colin Budds, Michael Offer
- Cast: Peter McCauley, Rachel Blakely, William Snow, David Orth, Jennifer O'Dell, Michael Sinelnikoff
