President Jack Davis
- Big Bad: Steps into this role for Season 2.
- Character Death: In the comic conclusion, he's killed by Charlie in the assault on Bradbury, Idaho.
- The Chessmaster: He's been playing a very long game on a continental scale.
- Deal with the Devil: Forces Tom Neville into one with Julia as collateral against his good behavior.
- Even Evil Has Loved Ones: Seems genuinely fond of his grandson.
- Greater-Scope Villain: The primary instigator for the entire series, as his actions is what caused The Blackout in the first place indirectly, by taking control of The Device, which controls the nanites that caused the power off around the globe. It was a part of his One World Order plan.
- Laser-Guided Karma: At the end of Season 2, he's arrested for his crimes.
- President Evil: As the combination of the President and the Greater-Scope Villain.
- The Unseen: Except for his hand until "Happy Endings".
- You Have Failed Me: Averted. Truman is just Genre Savvy enough to know he's being set up for this, and manages to talk his way out of it. This time, anyway.
The President's Chief of Staff.
- Affably Evil: He's actually rather personable, despite the fact that he's one of the instruments of America's destruction.
The Assistant Secretary of the Department of Defense, he was the employer of Ben Matheson and his team. Since the blackout, he has kidnapped Grace Beaumont for an unknown purpose. He also has one of the pendants.
- Deal with the Devil: He's the devil in his bargin with Rachel.
- Dropped a Bridge on Him: After setting him up as a real threat, giving him history with the characters, a somewhat sympathetic backstory and motives, he just...kills himself.
- Even Evil Has Loved Ones: He had a son who died in Afghanistan.
- Expy: Coming across as one for Randall Flagg. Note the similar names.
- The Faceless: In his first appearance.
- Madden Into Misanthropy: Didn't take his sons death in Afghanistan too well.
- Sharp-Dressed Man: Before the blackout.
- Slasher Smile: A specialty of Colm Feore.
- Suicide Mission: Deliberately done. His mission was to get the power back on and nuke the two most militarily troublesome successor governments to the USA. He seems to have carried his Well-Intentioned Extremist attitude to the logical end, and shot himself when it was clear Miles and Rachel could not possibly stop the nukes in time.
- Tragic Keepsake: His son's dog tags.
- Villain Team-Up: With Monroe.
- Well-Intentioned Extremist: Wants to build a "better world" because he thought mankind abused power in the last one.
Secretary Justine Allenford
- Everyone Has Standards: She's utterly disgusted by the re-education camps.
- HeelFace Turn: Assuming she's telling Neville the truth about the re-education camps, and isn't setting him up.
- Mouth of Sauron: For the Patriots. But not anymore.
- Not So Stoic: Her veneer of calmness holds true until a real crisis breaks out, and she seems especially lost now that she's left the Patriots.
- The Stoic: She remains calm and collected throughout the hard times depicted in the show.
- Stuffed into the Fridge: She's killed suddenly by her own husband, so that he can have a storyline. This despite being set up as a pretty interesting character and even some Ship Tease with Neville.
Dr. Calvin Horn
A member of The Patriots. In a conversation with Rachel, he described himself as the President's Chief Science Adviser.
- Abusive Parents: His father was a religious fanatic who blamed him for his mother's death.
- Actor Allusion: Elizabeth Mitchell and Zeljko Ivanek were married in Lost, and when they meet for the first time in the show, Horn asks if she remembers him.
- Broke Your Arm Punching Out Cthulhu: The nanites incinerate him on Aaron's request after Horn shoots and kills Cynthia.
- Bullying the Dragon: Yes, hold the girlfriend of the guy who can set people on fire hostage and try medical experiments on him—that's sure to work out just fine!!!
- Even Bad Men Love Their Mamas: He was devastated by the death of his mother when he was a teenager.
- Faux Affably Evil: Horn actually can be polite, for about ten seconds before he loses his patience.
- Functional Addict: He's seen injecting himself with an unknown substance.
- Hollywood Atheist: He was raised by a strictly religious father who refused medicine for Calvin's dying mother. Since then, he's dismissed religion as a fairytale.
- Morally Ambiguous Doctorate: His status as Chief Science Advisor does nothing to stop his enthusiasm for execution.
- Secretly Dying: He has a very advanced brain tumor that's killing him.
- Teeth-Clenched Teamwork: With Ed Truman. Horn wants to execute anyone in his way to find Aaron, but Truman has put some effort into crafting a good public image and doesn't want it ruined so suddenly.
Edward 'Ed' Truman
- Faux Affably Evil: Truman is all smiles at first, but he's a cold-blooded killer.
- Mouth of Sauron: For the Patriots, especially since Justine has switched sides and... died.
- Smug Snake: He's extremely pleased with himself whenever something goes his way.
- Teeth-Clenched Teamwork: With Dr Horn, whom he dislikes. Horn wants to execute anyone in his way to find Aaron, but Truman has put some effort into crafting a good public image and doesn't want it ruined so suddenly.
Tom Neville's beloved wife, Julia has stayed by her husband's side all the way through the post-blackout world. She now enjoys a position of some importance as the wife of a respected military man. However, she also harbours secret ambitions to elevate herself and her family further.
- The Bus Came Back: Was not in Atlanta when the nuclear strike took place, and ended up a refugee until a marriage of convenience with a high-ranking Patriot official. She is now working with Neville again on the down-low to bring down the President.
- Even Evil Has Loved Ones: Granted, we see her love before we see her evil side.
- Lady Macbeth: She whispers in Tom's ear about overthrowing Monroe.
- Mama Bear: God help you if you harm her kids.
- Morality Pet: For Tom Neville. She has her own Morality Pet in the form of her son Jason.
- Social Climber: Has aspirations of this.
- Start of Darkness: At the same time as her husband.
- Your Cheating Heart: Revealed by Jason while coming down from mind-control drugs administered by the Patriots. He may have been saying it to mess with his father, though. It's played straighter when she instantly cheats on her new husband with Neville when she finds out he's alive.Jason: "Dear sweet Julia... everyone knows Colonel Ross was banging her like a bass drum!"
A former associate of Randall Flynn back in his Department of Defense days, he is given the job of guarding Grace Beaumont and making sure she does what she's supposed to do.
Lt. Vincent Cooke
- Asshole Victim: He's a repulsive jerk, so it's hard to shed a tear when Neville kills him.
- Functional Addict: Cooke is a junkie, but not even Neville could tell until he saw track marks on his arm.
- Jerkass: He makes it very clear that he hates Neville, and even tells him to h
- Properly Paranoid: Cooke doesn't trust Tom Neville, and makes no secret of it. He's absolutely right to distrust him.