Sea Monsters: A Walking with Dinosaurs Trilogy (2003) (tv show): Adventurous zoologist Nigel Marven embarks on an underwater expedition through time to explore the seven deadliest seas in Earth's history, coming face to face with strange and dangerous prehistoric sea monsters. Discover the latest Discussions, Reviews, Quotes, Theories, Explanations and Analysis of Sea Monsters: A Walking with Dinosaurs Trilogy (2003) below