Shrek challenges Donkey, Puss in Boots and his other fairy tale character friends to spend the night in Lord Farquaad's haunted castle, telling scary stories to see who can resist becoming scared and stay the longest.

The world's most highly qualified crew of archaeologists and explorers is led by historian Milo Thatch as they board the incredible 1,000-foot submarine Ulysses and head deep into the mysteries of the sea. The underwater expedition takes an unexpected turn when the team's mission must switch from exploring Atlantis to protecting it.