When 10-year-old Ben Tennyson discovers a mysterious device, he gains the power to change into ten different alien heroes, each with uniquely awesome powers. With such abilities at his disposal, Ben realizes a greater responsibility to help others and stop evildoers, but that doesn't mean he's above a little superpowered mischief now and then.
The best episode of "Ben 10" season 1 is "And Then There Were 10", rated 8/10 from 1078 user votes. It was directed by Scooter Tidwell and written by Tom Pugsley. "And Then There Were 10" aired on 12/27/2005 and is rated 0.8 point(s) higher than the second highest rated, "Washington B.C.".
Average kid, ten year old Ben Tennyson, his Grandpa Max and his cousin Gwen's summer of adventure takes an odd turn when Ben discovers a watch like object that has been jettisoned from alien spacecraft high above the Earth.
Director: Scooter Tidwell
Writer: Tom Pugsley
Ben must fight Dr. Animo, a crazed scientist who has a DNA-altering device.
Director: Alex Soto
Writer: Tom Pugsley, Greg Klein
Ben has his hands full with a giant sea monster and an evil poacher.
Director: Scooter Tidwell
Writer: Joe Kelly
Ben must rescue his aunt and grandfather when they are held hostage by shape-shifting aliens.
Director: Scooter Tidwell
Writer: N/A
Ben is pursued by three bounty hunters sent by Vilgax to steal the Omnitrix.
Director: Scooter Tidwell
Writer: Adam Beechen
Ben accidentally releases creatures made of electric energy and must use his own powers to recapture them.
Director: Scooter Tidwell
Writer: N/A
Ben meets a mutant who can absorb any form of energy and may be after the Omnitrix.
Director: Scooter Tidwell
Writer: Greg Klein
Ben clashes with a female gang member who's become part cyborg.
Director: Scooter Tidwell
Writer: N/A
Ben discovers an evil circus that's headed by a psychic vampire clown named Zombozo.
Director: Scooter Tidwell
Writer: N/A
Ben battles a sorcerer who possesses a number of charms, and Gwen suddenly becomes a superhero when one of the charms falls into her hands.
Director: Scooter Tidwell
Writer: N/A
Ben gets revenge on an amusement-park attendant who said he was too small to go on a ride.
Director: Scooter Tidwell
Writer: N/A
Ben's summer cold causes strange physical changes in his alien personas.
Director: Scooter Tidwell
Writer: Greg Klein
Vilgax tries to get the Omnitrix for himself while Grandpa Max's strange past becomes known, causing a showdown between Vilgax and the Tennyson family.
Director: Scooter Tidwell
Writer: Marty Isenberg