Primeval

Leapin' Lizards: Professor Nick Cutter's wife Helen disappeared eight years ago. When his student tells him of a creature sighted where she vanished, he goes to investigate. (S1, ep 1)

Leapin' Lizards: Professor Nick Cutter's wife Helen disappeared eight years ago. When his student tells him of a creature sighted where she vanished, he goes to investigate. (S1, ep 1)

Underground Infestation: Another anomaly opens in the London Underground, leading to the carboniferous period. A dangerous creature hides in the shadows. (S1, ep 2)

Underground Infestation: Another anomaly opens in the London Underground, leading to the carboniferous period. A dangerous creature hides in the shadows. (S1, ep 2)

Helen Makes Contact: Cutter must locate a giant marine reptile. When a diver's remains are sent back through the anomaly, Cutter suspects his wife Helen is on the other side. (S1, ep 3)

Helen Makes Contact: Cutter must locate a giant marine reptile. When a diver's remains are sent back through the anomaly, Cutter suspects his wife Helen is on the other side. (S1, ep 3)

Dodo Madness: Helen warns Nick of an anomaly at a football stadium. When the team arrive, a group of infected dodos come pouring through. (S1, ep 4)

Dodo Madness: Helen warns Nick of an anomaly at a football stadium. When the team arrive, a group of infected dodos come pouring through. (S1, ep 4)

Pter-able News: When a golfer at a hotel's course goes missing, Cutter and his team are called in. They find a giant Pteranodon that's flown through an anomaly in the sky. (S1, ep 5)