7.7/10464 votes#1 - Fame
Season 1 Episode 1 - Aired 4/23/2010
Ben's secret is out. As Ben deals with his newfound fame, a new threat emerges as a thief steals parts of a new advanced spaceship from NASA.
Director: Dan Riba
Writer: Dwayne McDuffie
6.7/10400 votes#2 - Duped
Season 1 Episode 2 - Aired 4/30/2010
Ben is supposed to attend a tournament to support his girlfriend, but the Forever Knights are trying to break into a museum. Ben tries to use the Ultimatrix to handle all his obligations.
Director: Butch Lukic
Writer: Len Uhley
7.9/10382 votes#3 - Hit 'Em Where They Live
Season 1 Episode 3 - Aired 5/7/2010
After Jimmy Jones reveals Ben's identity, some of his enemies (such as Zombozo, Rojo, Charmcaster, Vulkanus, and Sevenseven) team up to try to attack his family. Now Ben and his friends have to protect them no matter what.
Director: Matt Youngberg
Writer: Len Wein
8.3/10394 votes#5 - Escape from Aggregor
Season 1 Episode 5 - Aired 5/21/2010
The team encounters another alien who escaped from Aggregor and, through him, learns more about Aggregor's goals.
Director: Butch Lukic
Writer: Charlotte Fullerton, Joe Casey, Joe Kelly
8.1/10365 votes#6 - Too Hot to Handle
Season 1 Episode 6 - Aired 5/28/2010
P'Andor, escaped from Aggregor, now wants help to escape his encapsulating suit, but Kevin's the first to perceive that that's a fatally bad idea.
Director: Matt Youngberg
Writer: Marty Isenberg, Joe Casey, Joe Kelly
7.9/10369 votes#7 - Andreas' Fault
Season 1 Episode 7 - Aired 6/4/2010
Then team encounters another of Aggregor's escaped prisoners, Andreas, whom Argit is using as part of a scheme against the Forever Knights.
Director: Dan Riba
Writer: Ernie Altbacker, Joe Casey, Joe Kelly
8.2/10367 votes#8 - Fused
Season 1 Episode 8 - Aired 6/11/2010
Ra'ad, the last of Aggregor's escaped prisoners, attacks Ben and informs the team of the true fate of his comrades. He finds a safe hiding place but one that endangers Ben in the process.
Director: Dan Riba
Writer: Len Uhley, Joe Casey, Duncan Rouleau
7.9/10370 votes#9 - Hero Time
Season 1 Episode 9 - Aired 6/18/2010
Ben meets his hero, Captain Nemesis, who's become jealous of all the attention Ben attracts.
Director: Matt Youngberg
Writer: Steven Barnes, Joe Casey, Joe Kelly
8.3/10386 votes#10 - Ultimate Aggregor
Season 1 Episode 10 - Aired 10/10/2010
Aggregor has all five aliens. The Plumbers manage to disable Aggregor's ship, forcing Aggregor to find a new way to absorb their powers. The team makes a last ditch effort to save the alien prisoners.
Director: Matt Youngberg
Writer: Joe Casey, Joe Kelly, Matt Youngberg
8.6/10391 votes#11 - Map of Infinity
Season 1 Episode 11 - Aired 10/10/2010
Aggregor has absorbed all the powers of his captured aliens. Now he's after the Map of Infinity.
Director: Matt Youngberg
6.8/10355 votes#12 - Reflected Glory
Season 1 Episode 12 - Aired 10/15/2010
Cash and JT convince the team to allow them to take credit for the team's actions so they can earn money for Cash's mother's operation.
Director: Matt Youngberg
Writer: Peter David, Joe Casey, Joe Kelly
7.6/10355 votes#13 - Deep
Season 1 Episode 13 - Aired 10/22/2010
Aggregor is after the next piece of the map on a watery planet.
Director: Dan Riba
Writer: Marty Isenberg, Joe Casey, Joe Kelly
8.2/10401 votes#14 - Where the Magic Happens
Season 1 Episode 14 - Aired 10/29/2010
Aggregor escapes to a magical dimension. Gwen asks for Charmcaster's help to pursue him. The team learns about Charmcaster's past and why she's willing to help them now.
Director: Butch Lukic
8.7/10440 votes#15 - Perplexhahedron
Season 1 Episode 15 - Aired 11/5/2010
With the fourth piece of the Map of Infinity almost in Aggregor's clutches, the gang chase him through the artificial planetoid known as Perplexahedron.
Director: Matt Youngberg
8.0/10370 votes#17 - Nor Iron Bars a Cage
Season 1 Episode 17 - Aired 11/19/2010
Kevin's out for payback on anyone who has ever crossed him. His next stop is a prison in the Null Void. Ben and Gwen try to stop him, where Ben comes to a grim decision.
Director: Butch Lukic
8.1/10375 votes#18 - The Enemy of My Enemy
Season 1 Episode 18 - Aired 12/3/2010
Argit asks Ben and Gwen for protection from Kevin, so they take him to the nearest Plumbers Academy, but that won't stop Kevin.
Director: Matt Youngberg
Writer: Len Uhley, Joe Casey, Duncan Rouleau
8.5/10414 votes#19 - Absolute Power (1)
Season 1 Episode 19 - Aired 12/10/2010
Kevin starts going after Plumbers kids to gain more power. Ben and Gwen continue to argue about how to handle the situation. Gwen tries to find someone who will help her cure Kevin.
Director: Dan Riba
Writer: Charlotte Fullerton, Joe Casey, Joe Kelly
The Best Episodes of Ben 10: Ultimate Alien Season 1
Every episode of Ben 10: Ultimate Alien Season 1 ranked from best to worst. Discover the Best Episodes of Ben 10: Ultimate Alien Season 1!
With his secret identity now revealed to the world, Ben Tennyson continues to fight evil as a superhero with the help of the newly acquired...
Genres:AnimationAction & AdventureSci-Fi & FantasyKids
Network:Cartoon Network
Season 1 Ratings Summary
"Fame" is the best rated episode of "Ben 10: Ultimate Alien" season 1. It scored 7.7/10 based on 464 votes. Directed by Dan Riba and written by Dwayne McDuffie, it aired on 4/23/2010. This episode is rated 1.0 points higher than the second-best, "Duped".
