Ally. A timid, kind-hearted, and ordinary young man. However, while harboring grief and a desire for revenge after losing his girlfriend, he gradually grows under harsh circumstances, showing a strength of character that allows him to make bold decisions at times.

Ally. Leader of The Boys. A ruthless and charismatic man obsessed with getting revenge on Homelander. He possesses a multifaceted personality: a brutal madness that stops at nothing to achieve his goals, yet an awkward affection for his comrades and his late wife.

Ally. The most sensible and sincere member of the team. A kind person who cares for his comrades and loves his family above all else, he also has a side that struggles with OCD and recoils at Butcher's inhumane methods. He deeply hates Soldier Boy for killing his family.

Ally. Pure and possessed of a strong sense of justice, she has a personality prone to conflict due to her strict moral code. She embodies the rare "conscience" in a world full of depravity and madness, and her relationship with Hughie is a vital emotional pillar of the story. A Supe who manipulates light, capable of flight and firing light blasts.

Ally. A genius with excellent knowledge of weapons and chemistry, but his past trauma makes him self-destructive and prone to guilt. While usually expressive and affectionate, he can also display wild behavior that seems to lack any sense of ethics.

Ally. While extremely ferocious and relentless in combat, she is usually quiet, affectionate, and caring toward her comrades. Though she does not speak, she possesses sharp insight and rich emotional expression, placing deep trust in Frenchie. She is a Supe with regenerative abilities and enhanced physical strength.

Enemy. The antagonist and final boss of The Boys. Publicly the ideal hero, he is essentially a psychopath with a twisted need for approval and cold-blooded cruelty. He possesses the ultimate powers, including flight, super strength, and heat vision, but is mentally fragile and starved for affection.

Enemy. Homelander's biological father and formerly America's strongest superhero. He possesses a superhuman body and the ability to release radioactive energy blasts. His personality is self-centered, characterized by anachronistic machismo and a strong craving for validation.