Dr. Louis Creed's family moves into the country house of their dreams and discover a pet cemetery at the back of their property. The cursed burial ground deep in the woods brings the dead back to life -- with "minor" problems. At first, only the family's cat makes the return trip, but an accident forces a heartbroken father to contemplate the unthinkable.
Mary Beth is a marine biologist that gets annoyed when a dog called Zeus stows aboard her research boat. Nevertheless she is intrigued when the intrusive canine makes best-friends with her captive dolphin, Roxanne. She falls in love with Zeus's owner, Terry, a musician who rides a bike.