Landon

A jock on the high school football team.

Academic Athlete: He is good with his schoolwork and watches science documentaries.
Accidental Athlete: He substituted one of the school's quarterback and won the game, making him instantly popular.
Break the Cutie: He's traumatized by the outbreak.
Homeschooled Kids: He used to be home-schooled until high school.
Lovable Jock: He's a kind and loving boyfriend to Jill.
The Quiet One: Despite being a jock, he's very shy and quiet.
Screams Like a Little Girl: Watches horror movies but turns pale and continuously vomits when they find a dead body in town.

Megan

A British exchange student who is on the cheerleading squad.

Action Girl: She can outrun the zombies, pull heavy items down, and shoot a gun all at the same time.
Alpha Bitch: Averted. Jill assumes she is one based on her looks and hobby.
Dad the Veteran: Her father was garrisoned in the UK for 15 years.
Dumb Blonde: Also averted. According to Jill's journal, Megan is very intelligent.
Jiggle Physics: Don't get caught in an Endless Running Game without your sports bra!
Ugly Guy, Hot Wife: Jill describes Megan's boyfriend as the Beast to her Beauty.

A soldier who was at the high school when the outbreak happened.

A student who works with one of the science professors on animal testing.

Bitch in Sheep's Clothing: She looks like a shy, awkward nerdy girl but she has a big ego and judges other people constantly.
Hidden Depths: Even though she acts arrogant, she does warm up to people and cares about her close friends.
Meganekko: Wears glasses.
Sesquipedalian Loquaciousness: Uses big words in her journal entries.
Smitten Teenage Girl: Her mom calls her out for spending all of her time with Logan and wants her to study instead.

A private detective who is looking for the missing daughter of a millionaire. He goes to the school to find information.

Recovered Addict: According to his notes, he used to be an alcoholic but is 18 months sober at the start of the game's story.

A biochemist professor that tutors students and does shady research on genetics.

Fired Teacher: He used to teach at a university but was kicked out after a lab colleague reported him to the board.
Hair-Trigger Temper: Blows up on Jill when she questions his past research.
Mad Scientist Laboratory: Performs experiments in his cellar at home.
Morally Ambiguous Doctorate: Has a PHD in clinical laboratory genetics but experimented on rats with the virus.

Dr. Evans assistant who goes missing.

Genius Cripple: He's Professor Evan's assistant in biochemistry but was born premature with cerebral palsy and walks with a limp.
The Igor: A hunched, disabled assistant to a scientist, who runs errands for him.
Viral Transformation: He was bitten by a rat and turned into a zombie.