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 refer to the navigation at the left.

A jock at Ulysses F Olsen High.

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

A guard at the Clean Slate compound.

A girl who was Liz's opponent for debate team.

An alien who comes to Roswell and falls in love with Isabel. For a more detailed biography, please refer to the navigation at the left.

A popular guy at Ulysses F Olsen High.

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

Isabel bit Lauren in fourth grade. (This might also be a joke on the author's part. Laura Burns was the writer who developed most of the Roswell High plots and stories.)

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

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

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

Michael's social worker.

Ms. DeLuca: Maria's mom

Daniel: Ms. DeLuca's boyfriend

Kevin: Maria's little brother

Maria: One of the human teenagers who learn about the resident aliens living in Roswell. She has a sparkling blue aura and a rose scent. For a more detailed biography, please refer to the navigation at the left.

Sassafrass: Maria's cat

Sheriff Dodson's daughter.

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

A scientist who works for Clean Slate. Doyle administered some tests on Michael when Michael had been captured.

The eccentric owner of the Astral Projector. He is also the evil alien leader of the Kindred rebellion. For a more detailed biography, please refer to the navigation at the left.

A guard at the Clean Slate compound.

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 refer to the navigation at the left.

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 refer to the navigation at the left.

Max's favorite lab mouse in the science lab at Ulysses F Olsen High.

One of the resident aliens living in Roswell. He has a brick red aura and a eucalyptus scent. For a more detailed biography, please refer to the navigation at the left.

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

One of the jocks at Ulysses F Olsen High.

The foster parents whom Michael lives with in the beginning of the book series.

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 refer to the navigation at the left.

One of the jocks at Ulysses F Olsen High.

One of the guys at Ulysses F Olsen High.

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 almost scent. For a more detailed biography, please refer to the navigation at the left.

Isabel and Maria's English teacher at Ulysses F Olsen High

One of the guys at Uylsses F Olsen High.

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

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

Tish is one of Isabel's best friends from the cheerleading squad.

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

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 refer to the navigation at the left.

Mr. and Mrs. Pascal: Michael's foster parents

Amanda: Michael's foster sister

Sarah: Michael's foster sister

Dylan: Michael's foster brother

A girl who harassed Maria in the sixth grade.

Michael's boss at Space Supplies.

A girl whom Max had a crush on freshman year.

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

Michael's first foster family.

A jock at Ulysses F Olsen High.

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

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

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

The principal of Ulysses F Olsen High.

One of the cooks at the Crashdown Cafe.

One of the compound guard's daughter whom Michael used as a decoy to try and escape.

One of the guys who attends Ulysses F Olsen High.

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

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 refer to the navigation at the left.

The sheriff of Roswell and the leader of the secret government organization called Project Clean Slate. For a more detailed biography, please refer to the navigation at the left.

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

One of the jocks at Ulysses F Olsen High.

Cameron Winger's crush when she was 12.

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 refer to the navigation at the left.