Peter Cullen
Optimus Prime (voice)
Series SeasonSeason 1 episodes2010
Transformers: Prime
Season 1
No season overview available.
Episodes
Each episode has its own detail page.
Episode 122 min2010-11-26
Darkness Rising (1)
The Autobots go on alert as the Decepticons return to Earth in the series opener, Meanwhile a group of humans find themselves with new caretakers after stumbling into the middle of the Autobot conflict with the Decepticons.
Episode 221 min2010-11-26
Darkness Rising (2)
The Autobots go in search of Cliffjumper, whose life signal is weak and find Megatron wielding the dangerous dark Energon.
Episode 321 min2010-12-01
Darkness Rising (3)
Bulkhead is unknowingly shadowed by Miko as he goes to rescue Agent Fowler, who was kidnapped by the Decepticons.
Episode 421 min2010-12-02
Darkness Rising (4)
The Autobots try to stave off an attack from Megatron's Terrorcons to protect their human wards.
Episode 521 min2010-12-03
Darkness Rising (5)
The Decepticons and the Terrorcons go into battle against the Autobots.
Episode 621 min2011-02-11
Masters & Students
Starscream pursues other interests while Skyquake battles with Optimus Prime and Bumblebee.
Episode 721 min2011-02-18
Scrapheap
Scraplets invade HQ while Optimus and Arcee patrol the Arctic, leaving Bumblee and Ratchet to repel the enemy.
Episode 821 min2011-02-25
Con Job
Bulkhead awaits a visit from his buddy Wheeljack, but his arrival does not go as planned.
Episode 921 min2011-03-04
Convoy
The Autobots are attacked while helping Agent Fowler transport an implosion device.
Episode 1021 min2011-03-11
Deus Ex Machina
Miko and Bulkhead go up against Starscream and Breakdown as they go to Greece to retrieve an Energon Harvester.
Episode 1121 min2011-04-08
Speed Metal
Jack tries to be impressive, with Bumblebee's help, but Knockout's arrivals sends things out of control.
Episode 1221 min2011-04-15
Predatory
Arcee must protect Jack when a routine mission is complicated by Airachnid's arrival.
Episode 1321 min2011-04-29
Sick Mind
A Decepticon plague infects Optimus Prime, so Arcee and Bumblebee sneak onto the Nemesis to find the cure.
Episode 1421 min2011-05-07
Out of His Head
Megatron controls Bumblebee from inside his mind and influences his behavior at HQ.
Episode 1521 min2011-05-14
ShadowZone
The kids are stranded with Skyquake in an alternate dimension during a GroundBridge malfunction.
Episode 1621 min2011-06-18
Operation: Breakdown
MECH agents capture a Decepticon, and the Autobots mount a rescue.
Episode 1721 min2011-06-25
Crisscross
Airachnid makes a deal with Silas to get revenge against Arcee and Jack.
Episode 1821 min2011-07-09
Metal Attraction
The Autobots try to claim a magnetic weapon before the Decepticons get to it.
Episode 1921 min2011-07-16
Rock Bottom
Two patrolling Autobots end up trapped in a cave with their enemies, Starscream and Megatron.
Episode 2021 min2011-07-23
Partners
Starscream makes an unexpected request after he is captured by Optimus.
Episode 2121 min2011-09-10
T.M.I.
Bulkhead acquires a top-secret formula, and the Decepticons come after him for it.
Episode 2221 min2011-09-17
Stronger, Faster
Ratchet becomes a threat to everyone after he injects himself with an experimental substance.
Episode 2321 min2011-09-24
One Shall Fall
The Decepticons quickly try to build a space bridge before a prophesied darkness arrives.
Episode 2421 min2011-10-01
One Shall Rise (1)
Earth has an outbreak of natural disasters, caused by Dark Energon.
Episode 2521 min2011-10-08
One Shall Rise (2)
The Autobots acquire a surprising ally in their battle to save Earth.
Episode 2621 min2011-10-15
One Shall Rise (3)
The Autobots go to the Earth's core to fight for the planet; and Jack uncovers info about Optimus' background.