Ben 10: Ultimate Alien poster
Where to stream

Ben 10: Ultimate Alien

8.220102 seasonsTV-Y7TV SeriesAnimationAction & AdventureSci-Fi & Fantasy

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 Ultimatrix.

Where to watch

Sky GoSky Go
Availability shown for United Kingdom · rights vary by country

Seasons & Episodes

E1
The Transmogrification of Eunice
Feb 4, 2011 8.7
E2
Eye of the Beholder
Feb 11, 2011 8.2
E3
Viktor: The Spoils
Feb 18, 2011 8.0
E4
The Big Story
Mar 4, 2011 8.0
E5
Girl Trouble
Mar 11, 2011 8.0
E6
Revenge of the Swarm
Mar 18, 2011 8.7
E7
The Creature from Beyond
Mar 25, 2011 8.3
E8
Basic Training
Apr 1, 2011 8.3
E9
It's Not Easy Being Gwen
Apr 8, 2011 8.7
E10
Ben 10,000 Returns
Apr 15, 2011 9.0
E11
Moon Struck
Apr 22, 2011 8.7
E12
Prisoner #775 Is Missing
Apr 29, 2011 8.5
E13
The Purge
Sep 16, 2011 8.3
E14
Simian Says
Sep 23, 2011 7.8
E15
Greetings from Techadon
Sep 30, 2011 8.3
E16
The Flame Keeper's Circle
Oct 7, 2011 8.5
E17
Double or Nothing
Oct 14, 2011 8.7
E18
The Perfect Girlfriend
Oct 21, 2011 7.8
E19
The Ultimate Sacrifice
Oct 28, 2011 8.5
E20
The Widening Gyre
Nov 4, 2011 7.8
E21
The Mother of All Vreedles
Nov 18, 2011 7.0
E22
A Knight to Remember
Dec 2, 2011 8.0
E23
Solitary Alignment
Dec 9, 2011 8.8
E24
Inspector #13
Feb 4, 2012 8.7
E25
The Enemy of My Frenemy
Feb 11, 2012 9.4
E26
Couples Retreat
Feb 18, 2012 9.4
E27
Catch a Falling Star
Feb 25, 2012 9.0
E28
The Eggman Cometh
Mar 3, 2012 7.8
E29
Night of the Living Nightmare
Mar 10, 2012 8.2
E30
The Beginning of the End
Mar 17, 2012 8.3
E31
The Ultimate Enemy (1)
Mar 24, 2012 8.5
E32
The Ultimate Enemy (2)
Mar 31, 2012 8.5

Cast

YLYuri Lowenthal
Yuri Lowenthal
Ben Tennyson (voice)
AJAshley Johnson
Ashley Johnson
Gwen Tennyson (voice)
GCGreg Cipes
Greg Cipes
Kevin Levin (voice)
DBDee Bradley Baker
Dee Bradley Baker
Humungosaur (voice)

More from Cartoon Network Studios · Studio

Regular Show
Regular Show
2010 · 8.6
Adventure Time
Adventure Time
2010 · 8.5
The Powerpuff Girls
The Powerpuff Girls
1998 · 7.5
Steven Universe
Steven Universe
2013 · 8.4
We Bare Bears
We Bare Bears
2015 · 7.7
Dexter's Laboratory
Dexter's Laboratory
1996 · 7.7

More like this

Ben 10: Omniverse
Ben 10: Omniverse
2012 · 8.2
Ben 10: Alien Force
Ben 10: Alien Force
2008 · 8.3
Ben 10
Ben 10
2005 · 8.2
Generator Rex
Generator Rex
2010 · 8.5
Ben 10
Ben 10
2016 · 5.9
Steven Universe Future
Steven Universe Future
2019 · 8.2
My Life as a Teenage Robot
My Life as a Teenage Robot
2002 · 7.5
Teen Titans
Teen Titans
2003 · 8.3
X-Men: Evolution
X-Men: Evolution
2000 · 8.0
Iron Man: Armored Adventures
Iron Man: Armored Adventures
2009 · 7.3
Justice League Unlimited
Justice League Unlimited
2004 · 8.3
My Adventures with Superman
My Adventures with Superman
2023 · 8.1

Ben 10: Ultimate Alien — streaming FAQ

Which OTT platform streams Ben 10: Ultimate Alien?

Ben 10: Ultimate Alien is streaming on Sky Go in United Kingdom. It's not currently on Netflix.

Is Ben 10: Ultimate Alien on Netflix?

No, Ben 10: Ultimate Alien is not on Netflix in United Kingdom as of September 2026. It's currently on Sky Go.

Is Ben 10: Ultimate Alien on Amazon Prime Video?

No, Ben 10: Ultimate Alien isn't on Amazon Prime Video in United Kingdom right now. It's on Sky Go instead.

Where can I watch Ben 10: Ultimate Alien for free?

Ben 10: Ultimate Alien is available on Sky Go in United Kingdom, but you'll need an active subscription — there's no free option right now.

How many seasons are in Ben 10: Ultimate Alien?

Ben 10: Ultimate Alien has 2 seasons in total (52 episodes). The series concluded in 2012.

Are all episodes of Ben 10: Ultimate Alien out yet?

Yes — all 52 episodes across 2 seasons of Ben 10: Ultimate Alien are out and available to stream.

Is there a Season 3 of Ben 10: Ultimate Alien?

No — Ben 10: Ultimate Alien ended after 2 seasons, so there is no Season 3.