Complete Character List

Adam
An alien born in the care of Project Clean Slate. He has a sunshine yellow aura and a green leave scent. For a more detailed biography, please click here.

John Andrews
A jock at Ulysses F Olsen High who goes to school with the alien teens.

Lucinda Baker
A girl who goes to Ulysses F Olsen high. She runs a website that rates all the kisses of the boys at her school. For a more detailed biography, please click here.

Bill
A guard at the Clean Slate compound, where Adam and Michael are captured and experimented on.

Arlene Bluth
Liz's opponent for debate team.

Nikolas Branson
An alien who comes to Roswell and falls in love with Isabel. For a more detailed biography, please click here.

Patrick Brisroe
A popular guy at Ulysses F Olsen High.

Patrice Burgess
One of the few adults that Michael actually liked when he was in his first foster home.

Lauren Burns
Isabel bit Lauren in fourth grade. (This might also be a joke on the author's part. Laura Burns helped develop many of the Roswell High plots and stories.)

Craig Cachopo
A boy whom Liz and Maria had a crush on in sixth grade.

Cameron
A young child at the basketball game that Maria and Michael attend at the Y. His name reminds Maria of Cameron Winger.

Jerry Cifarelli
A boy that Liz goes on a date with, even though she still has feelings for Max.

Mr. Cuddihy
Michael's social worker. Aside from Max and Isabel, Mr. Cuddihy is the most consistently stable person in Michael's life.

The DeLuca Family

  • Ms. DeLuca: Maria's mom
  • Daniel: Ms. DeLuca's boyfriend
  • Kevin: Maria's little brother
  • Maria: One of the human teenagers who learns about the resident aliens living in Roswell. She has a sparkling blue aura and a rose scent. For a more detailed biography, please click here.
  • Sassafrass: Maria's cat

    • Julie Dodson
    Sheriff Dodson's daughter.

    Sheriff Kasey Dodson
    Dodson becomes sheriff of Roswell after Valenti's death. She is also friends with Maria's mom and goes to the MWP meetings.

    Dr. Brian Doyle
    A scientist who works for Clean Slate. Doyle administered some tests on Michael when Michael was captured.

    Elsevan DuPris
    The eccentric owner of the Astral Projector. He is also the evil alien leader of the Kindred rebellion. For a more detailed biography, please click here.

    Eaton
    A guard at the Clean Slate compound.

    The Evans Family
  • Mr. and Mrs. Evans: two kind-hearted lawyers who adopted Max and Isabel.
  • Max Evans: One of the resident aliens living in Roswell. Max has an emerald green aura and a cedar scent. He is also nicknamed Mr. Responsibility. For a more detailed biography, please click here.
  • Isabel Evans: Isabel is one of the resident aliens living in Roswell. She has a deep purple aura and a cinnamon scent. For a more detailed biography, please click here.

    • Fred
    Max's favorite lab mouse in the science lab at Ulysses F Olsen High. When Fred is sick, Max uses his alien powers to heal him.

    Michael Guerin
    One of the resident aliens living in Roswell. He has a brick red aura and a eucalyptus scent. For a more detailed biography, please click here.

    Ms. Hardy
    Max and Liz's science teacher at Ulysses F Olsen High.

    Doug Highsinger
    One of the jocks at Ulysses F Olsen High.

    Mr. and Mrs. Hughes
    The foster parents whom Michael lives with in the beginning of the book series. They are difficult for Michael to get along with.

    Ray Iburg
    Ray is one of the adult alien survivors of the 1947 crash. He has a creamy, almost colorless aura. For a more detailed biography, please click here.

    Richard Jaison
    One of the jocks at Ulysses F Olsen High.

    Steve Lydick
    One of the guys at Ulysses F Olsen High.

    The Manes Family
  • The Major: Alex's navy-obsessed dad
  • Mrs. Manes: Alex's mom
  • Robert: Alex's older brother
  • Harry: Alex's older brother
  • Jesse: Alex's older brother
  • Alex: One of the humans to learn the secret about the resident aliens in Roswell. He has a screaming orange aura and an almond scent. For a more detailed biography, please click here.

    • Mrs. Markham
    Isabel and Maria's English teacher at Ulysses F Olsen High.

    Josh Martinez
    One of the guys at Uylsses F Olsen High.

    Maggie McMahon
    One of the girls at Uylsses F Olsen High. She is dating Rick Montes.

    Rick Montes
    One of the jocks at Uylsses F Olsen High who is dating Maggie McMahon.

    Tish Okabe
    Tish is one of Isabel's best friends from the cheerleading squad, but their relationship is mostly superficial.

    Mr. Ornderff
    An old man who often eats at the Crashdown Cafe. He's been given the nickname "the spitter".

    The Ortecho Family
  • Mr. Ortecho/Papa: Liz's dad
  • Mrs. Ortecho: Liz's mom
  • Abuela: Liz's grandmother
  • Rosa: Liz's older sister who overdosed on drugs and died
  • Liz: The first human to learn the truth about the resident aliens in Roswell. She has a rich amber aura and a ylang-ylang scent. For a more detailed biography, please click here.

    • The Pascal Family
  • Mr. and Mrs. Pascal: Michael's foster parents
  • Amanda: Michael's foster sister
  • Sarah: Michael's foster sister
  • Dylan: Michael's foster brother

    • Paula Perry
    A girl who harassed Maria in the sixth grade.

    Kristen Pettit
    Michael's boss at Space Supplies.

    Raina
    A girl whom Max had a crush on freshman year.

    Robbie
    One of the children in the basketball game that Maria and Michael went to at the Y.

    The Salingers Family
    Michael's first foster family.

    Benji Sanderson
    A jock at Ulysses F Olsen High.

    Stacey Scheinin
    The head cheerleader on the cheerleading squad. She is also Isabel's rival.

    Kieran Scott
    At Michael's party, Kevin DeLuca looked up Kieran's skirt.

    Susie Scotto
    Author of the "Out of This World" adivce column in the UFO Observer.

    Mrs. Shaffer
    The principal of Ulysses F Olsen High.

    Stan
    One of the cooks at the Crashdown Cafe.

    Stephanie
    The daughter of one of the guards from Clean Slate. Michael uses an image of her as a decoy to try and escape.

    Rick Surmacz
    One of the guys who attends Ulysses F Olsen High.

    Towner
    The guard from the Clean Slate compound that Maria saw when she thought she had psychic powers.

    Kyle Valenti
    The son of the sheriff who dated Liz for a while before she broke up with him. He also kidnaps Maria's little brother in an attempt to get some answers about what happened to his father. For a more detailed biography, please click here.

    Mr. Valenti
    The sheriff of Roswell and the leader of the secret government organization called Project Clean Slate. For a more detailed biography, please click here.

    Amber Walen
    One of the girls at Ulysses F Olsen High who Maria tried to hook Alex up with.

    Tim Watanabe
    One of the jocks at Ulysses F Olsen High.

    Sean Wentworth
    Cameron Winger's crush when she was 12.

    Cameron Winger
    A spy hired by Valenti to get information from Michael. She later falls in love with Michael and helps him escape. She has an olive green aura. For a more detailed biography, please click here.