Mary-Kate and Ashley in Action

When rivers, lakes and oceans begin to rapidly evaporate, Mary-Kate and Ashley must outsmart and outmaneuver their old nemesis, the eccentric, cheese-munching Clive Hedgemorton-Smythe, in order to stop his plans to control all of the world's water.

When the world's largest cat show in Cairo is disrupted by a series of cat-nappings Mary-Kate and Ashley head to Cairo to investigate, and this time it's Quincy's turn to go undercover - as a cat! - to expose Renee La Rouge's latest evil plan.

Mary-Kate and Ashley go undercover at the new "Quick Food" restaurant to try to unmask the evil villains behind an apparent plan to take over the world's dining establishments and discover an out-of-control sibling rivalry of two brothers.

A rash of daring art thefts leaves a trail of evidence that points directly to Mary-Kate and Ashley! The girls must use all their special agent skills to stay at large while they clear their names, unmask the real culprits and return the stolen artwork.

A New Zealand summit of the world's most talented teens is disrupted when the teens inexplicably lose their special abilities, and it's up to two teenage special agents, Mary-Kate and Ashley to unravel the mystery.