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.
Where to Watch Sea Monsters
1 Season
Miniseries
Miniseries3 Episodes
Cast of Sea Monsters
Nigel MarvenSelf
Take Plex everywhere
Watch free anytime, anywhere, on almost any device.
