'Pirates of the Caribbean 4' story details

Rob Marshall's "Pirates of the Caribbean: On Stranger Tides" is now filming with Jerry Bruckheimer as producer, and Walt Disney has released some notes on story details. The film will be released in 3D.

This time, Captain Jack Sparrow crosses paths with a woman (Penelope Cruz) from his past, and he's not sure if it's love or if she's a ruthless con artist who's using him to find the fabled Fountain of Youth.

When she forces him aboard the Queen Anne's Revenge, the ship of the formidable pirate Blackbeard, Jack finds himself on an unexpected adventure in which he doesn't know who to fear more...

Johnny Depp returns as the lead, and Geoffrey Rush is back as Hector Barbossa. Also on board are an McShane, Astrid Berges-Frisbey and Sam Claflin. "Tides" docks in theaters May 20, 2011.