Emma Frost / White Queen: She runs the Xavier's School for Gifted Youngsters with Banshee. She takes her job very seriously and wants to make sure that the students are sufficiently trained for any situation. Part of the reason for this may be because in her past she trained another group called the Hellions who were lost, something she blames herself for. Her powers include mind control. Jeremy Ratchford as Sean Cassidy / Banshee, an Irish mutant, runs the Xavier's School for Gifted Youngsters with Emma Frost. Sean is much more laid-back in his teaching approach than Emma and wants to make sure that the students bond as a team. He can produce a sonic scream that can stun people. Amarilis as Monet Yvette Clarisse Maria Therese St. Croix / M, one of the students at the Xavier's School for Gifted Youngsters, she claims that she is the perfect mutant; super intelligent, enhanced physical abilities and "level eight invulnerability". Heather McComb as Jubilation Lee / Jubilee, the newest student at the Xavier's School for Gifted Youngsters, she is highly intelligent, and very curious. She can generate brightly colored bursts of plasma energy which she can fire from her hands. She also seems to have some psychic abilities. Bumper Robinson as Mondo, one of the students at the Xavier's School for Gifted Youngsters, he is hot-headed, and gets into fights easily. He has the ability to take on the properties of any organic or inorganic matter he touches. Consequently, he doesn't like Jell-O. Agustin Rodriguez as Angelo Espinosa / Skin: He has skin that can stretch in a variety of different ways, including the ability to wrap himself around objects. He has a younger sister, whom Russel Tresh threatened if Skin didn't obey him. He seems to have some psychic abilities. Suzanne Davis as Arlee Hicks / Buff, one of the students at the Xavier's School for Gifted Youngsters, she is a friendly person, whose mutation increases her muscle mass and strength. She is insecure about her new physique and wears loose clothing to cover it up. Randall Slavin as Kurt Pastorius / Refrax, one of the students at the Xavier's School for Gifted Youngsters, his eyes emit radiation giving him X-Ray vision and heat beams. He is a practical joker who has a crush on Buff. He wears special glasses to control his powers and is best friends with Mondo.