Transformers: The Animated Series

Primes

 * Prima (Kirk Thornton)
 * Vector Prime (Troy Baker)
 * Alpha Trion (Corey Burton)
 * Solus Prime (Tara Strong)
 * Micronus Prime (Adrian Pasdar)
 * Nexus Prime (Brian Drummond)
 * Amalgamous Prime (Richard Epcar)
 * Onyx Prime (Steve Blum)
 * Alchemist Prime (Dee Bradley Baker)
 * Quintus Prime (David Kaye)

Ark Chew / Team Prime

 * Optimus Prime (Jake Tillman Foushee): Formerly known as Orion Pax became brave, noble, chivalrous, compassionate and calm leader of the Autobots with strong morality of honor and righteous.
 * Jazz (Khary Payton): Groovy and cool-typed yet open-minded Autobot is one of Optimus Prime's lieutenants and old friends. He is known for having cool shades, enjoying music & improvising situation.
 * Prowl (Jeff Bennett): Calm & calculator Ninjabot Autobot, who used stealth and strategy to win the war, He is one of Optimus Prime's lieutenants.
 * Ironhide (Keith Szarabajka): A Strong and hardened Less loyal warrior with dedication but also stubbornness and short-temper is one of Optimus Prime's friends and Team Prime Weapon Specialist.
 * Bumblebee (Jaleel White): Young and Sensitive yet courageous, selfless, dedicated and Loyal Autobot Scout. He's known as the fastest and coolest thing on four wheels.
 * Ratchet (Jeffrey Combs): Grouchy yet caring and loyal Autobot possessed a medical skills for repairing and nursing his patients as Team Prime Medic and one of Optimus Prime's Old Friends.
 * Bulkhead (Kevin Michael Richardson): The biggest strong yet dumb and mighty yet clumsy Autobot Wrecker is Team Prime's muscle for his dedication, loyalty and Soft spot little children and creatures.
 * Arcee (Tara Strong): A Brave and kind-hearted Autobot who likes nature and creatures, She is best friended with Bulkhead who have a soft spot for creatures.
 * Elita One (Cathy Cavadini): Optimus Prime's former Love-Interest & Arcee's Eldest sister. Brave and serious female Autobot has more calm & patient, & even possessed cunning and & resourcefulness as leader.
 * Chromia (Elizabeth Daily): Ironhide's Love-Interest and Arcee's younger sister. Unlike her sisters, she is tomboyish, brave and strong female warrior, who doesn't like running away from a fight.
 * Sideswipe (Kirk Thornton): Autobot Swordsman is Bumblebee's best friend, confident, brave and loyal skilled & swift soldier, who often question his leader's decision, unless reasons are giving.
 * Skids (Tom Kenny)
 * Mudflap (Reno Wilson)
 * Wreck Gar (Weird Al Yankovic)
 * Cliffjumper (Andrew Morgado)
 * Jetfire (Tim Allen): An brave and noble autobot who is a Space Ranger of Team Prime he's flight abilities make him a ture Space Ranger, he's one of Optimus Prime's Lieutenants.
 * Mirage (Dave Wittenberg): Stealthy and cunning Cybertronian Spy with impatient a sharp marksmanship and invisibility ability.
 * Wheeljack (Billy Bob Thompson)
 * Pecpertor (Jim Ward)
 * Smokescreen (Nolan North): Impulsive and inexpensive young comic relief Elite Guard Autobot has proven himself with bravery, resourcefulness, loyalty and willing to disobey orders to save his comrades.
 * Hound (John Goodman)
 * Drift (Eric Bauza)
 * Crosshairs (John DiMaggio)
 * Blurr (James Arnold Taylor)
 * Strongarm (Constance Zimmer)
 * Moonracer (Tara Strong): A young beautiful yet smart and adventurous cybertronian, who wants nothing more to help her people. She is Bumblebee's Love-Interest.
 * Windblade (Abby Trott): Optimus Prime's new Love-Interest and Bumblebee's new friend who is a Cityspeaker, a Cybertronian who can communicate with dormant Titans, that puts duty & truth first even when both are difficult.
 * Rodimus (Omar Sy): A Brave and heroic hotshot cybertronian, but he reckless and impactient attitude, trying to prove he's awesome. He likes speaking in French Accent
 * Omega Supreme (Fred Tatasciore)

Additional Autobots

 * Sunstreaker (Andrew Francis)
 * Trailcutter (Kelly Sheridan)
 * Silverstreak (Crispin Freeman)
 * Huffer (Dee Bradley Baker)
 * Brawn (Kevin Michael Richardson)
 * Gears (Sam Marin)
 * Override (Cara Theobold)
 * Beachcomber (Ashley Johnson)
 * Landmine (John DiMaggio)
 * Tracks (Tabitha St Germain)
 * Greenlight (Jessica DiCicco)
 * Red Alert (Andrea Libman)
 * Lickety-Split (Laura Bailey)
 * Blaster (Cree Summer)
 * Novastar (Nicole Sullivan)
 * Primus (Patrick Stewart)

Wreckers

 * Ultra Magnus (Jeff Bennett)
 * Kup (Robert Foxworth)
 * Leadfoot (John DiMaggio)
 * Powerglider (Ashleigh Ball)
 * Roadbuster (Adam Baldwin)
 * Whirl (James Arnold Taylor)
 * Downshift (Nolan North)
 * Hoist (Cristina Purcelli)
 * Springer (Kirk Thornton)
 * Topspin (Corey Burton)
 * Warpath (Darin De Paul)
 * Inferno (Keith Silverstein)
 * Sandstorm (Jessica DiCicco)
 * Impactor (Dee Bradley Baker)
 * Armorhide (Richard Epcar)
 * Rollbar (Andrew Francis)
 * Rotorstorm (Kirk Thornton)
 * Movor (Bryce Papenbrook)
 * Metroplex (Nolan North)

Dinobots

 * Grimlock (Gregg Berger)
 * Slug (Travis Willingham)
 * Swoop (Mark Allan Stewart)
 * Scorn (Fred Tatasciore)
 * Snarl (Sam Riegel)
 * Sludge (Brian Drummond)
 * Slash (Sam Vincent)

Aerialbots

 * Silverbolt (Patrick Seitz)
 * Air Raid (Liam O'Brien)
 * Slingshot (Phil LaMarr)
 * Airazor (Nicole Sullivan)
 * Skydive (Andrew Francis)
 * Superion (Brian Drummond)

Protectobots

 * Heatwave (Steve Blum)
 * Chase (DC Douglas)
 * Blades (Parvesh Cheena)
 * Boulder (Imari Williams)
 * Medix (Dee Bradley Baker)
 * Defensor (Steve Blum)

The Nemesis Crew / Team Imperius

 * Megatron (Jason Marnocha): An ambitious yet fearsome, brutal and cunning leader and founder of the Decepticons, who wants nothing more than total domination and control both his home and universe.
 * Shockwave (Aleks Le): A Decepticon killing machine who haunts every Autobot in his face, he'll overthrow Megatron & become the leader of the Decepticons. He speaks with deep and scaring voice to scare his enemies.
 * Starscream (Frank Todaro): The vain, arrogant, ruthless & self-serving Decepticon Second-in-Command who believed he was made to rule, He wants to destroy Megatron & take his rightful place as the "ture" leader of the Decepticons but he knows he will overrated himself, he eventually stops with his backstabbing plans & starts warming up to Megatron.
 * Soundwave (Marc Swint): A Loyal Communication Officer, who faithfully served his master well. He Specialized music to attack his enemies and hacking computers in fulfilling his missions.
 * Laserbeak (Keith Szarabajka)
 * Ravage (Grey DeLisle-Griffin)
 * Rumble (Keith Silverstein)
 * Frenzy (Keith Silverstein)
 * Ratbat (Olivia Olson)
 * Knockout (Daran Norris)
 * Skywarp (Richard Epcar)
 * Thundercracker (Graham McTavish)
 * Lugnut (David Kaye): A devoted yet dimwitted and headstrong brute warrior, who fiercely loyal and dedication to Megatron and treats him like a god. However, Megatron and his Loyalists find him unworthy to trust due to his stupidity and talks too much.
 * Blitzwing (Bumper Robinson): Calm, cold and calculated Decepticon German Officer, who is also fierce and headstrong fighter on battlefield.
 * Blackout (Fred Tatasciore): Megatron's brutal and ruthless yet loyal hound, who refused to back down and retreat until he's fight and mission ends. He possessed a powerful ability, that creates electrical blackouts.
 * Barricade (Keith David): Megatron's calm, stealthy and tactical brave scout and soldier, who interrogated his prisoners without showing mercy or sympathy.
 * Slipstream (Tara Strong): A sarcastic Seeker with intelligent and quick-witted who shown her loyal to Megatron and Starscream. Rumors claimed that she has feelings for Starscream.
 * Thunderhoof (Frank Stallone)

Additional Decepticons

 * Megatronus Prime / The Fallen (Mark Hamill)
 * Liege Maximo (Kevin Michael Richardson)
 * Sixshot (Brian Drummond)
 * Flamewar (Nika Futterman)
 * Acid Storm (Linda Cardellini)
 * Strika (Kimberly Brooks)
 * Obsidian (Dee Bradley Baker)
 * Lockdown (Pamela Aldon)
 * Cyclonus (Daran Norris)
 * Scourge (Trevor Devall)
 * Shatter (Angela Bassett)
 * Dropkick (Justin Theroux)
 * Stinger (Tom Kenny)
 * Unicron (John Noble)

Insecticons

 * Airachnid (Gina Torres)
 * Sharpshot (Steve Blum)
 * Hardshell (David Kaye)
 * Kickback (Liam O'Brien)
 * Waspinator (Tom Kenny): The weak and cowardly Insecticon, who specialized on spying, stealthy and tricks in getting the information for his queen.
 * Chop Shop (Fred Tatasciore)

Constructicons

 * Scrapper (Dee Bradley Baker): Leader of Constructicons is known to be fierce and feisty yet intelligence. He mastermind behind construction.
 * Long Haul (Neil Kaplan): Co-Leader of Constructicons is known to have a bad temper and impatient while enjoying destroying and burning everything into ashes.
 * Mixmaster (David Boat): He is fierce but patient and calm. He's known to have strong defense and endurance.
 * Rampage (Kevin Michael Richardson): The Sociopath but cautious and swift driller and jumper, who stroke his enemies down by jumping, drilling and stomping.
 * Scavenger (Steve Blum): Known as Collector, he obsessed in collecting both items and junks to he collection, but easily get angered if he collection is ruined.
 * Overload (John DiMaggio): Rough brute with bad mouthing, who is responsible of getting his teammates in working together.
 * Hightower (Phil LaMarr): A Smart-Aleck yet arrogant hotshot Hightower often taunts at his enemies by heights due to him being taller than any cybertronians
 * Devastator (Fred Tatasciore): A powerful Combiner, formed and combined by seven Constructicons. Devastator preferred in destroying building and weapons into pieces than building it.

Combaticons

 * Onslaught (David Oyelowo)
 * Brawl (Nolan North)
 * Vortex (Benjamin Diskin)
 * Blast Off (Steve Blum)
 * Swindle (Keith Silverstein)
 * Bruticus (Nolan North)

Stunticons

 * Motormaster (Travis Willingham)
 * Dragstrip (Maurice LaMarche)
 * Wildbreak (Dave Wittenberg)
 * Heatseeker (Mikey Kelley)
 * Slashmark (David Kaye)
 * Menasor (Travis Willingham)

Predacons

 * Predaking (Peter Mensah)
 * Skylynx (Nolan North)
 * Darksteel (Steve Blum)
 * Sky-Byte (Marc Thompson)
 * Buzzsaw (Dee Bradley Baker)
 * Scorponok (Victor Brandt): Predaking's loyal and dedicated warrior, who doesn't back down from the fight and dealing with traitors.
 * Springload (John Steven Rocha)
 * Hun-Gurrr (Kevin Michael Richardson)
 * Bright (John DiMaggio)
 * Rippersnapper (Jim Cummings)
 * Twinstrike (Dee Bradley Baker)
 * Windrazor (Fred Tatasciore)
 * Abominus (John DiMaggio)

Other Decepticons

 * Nemesis Prime (Jake Tillman Foushee)
 * Sideways (Paul Dobson)