From the team behind last year’s “so-bad-it’s-good” cult hit Sharknado  comes another fishy B-Movie and classic in-the-making Blood Lake: Attack of the Killer Lampreys  airing exclusively on Animal Planet on Wednesday 4th June at 9pm  starring Shannen Doherty (Beverley Hills 90210  Charmed) and the legendary Christopher Lloyd (‘Doc’ in the Back to the Future trilogy) as part of the channel’s Monster Week