List of Kyle XY Characters - Season 1 Characters

Season 1 Characters

• Lou Daniels (Dorian Harewood) directs the Juvenile Detention Center where the naked boy is taken when he is arrested. Lou calls Nicole about the strange case, knowing that such cases are her specialty. Lou says that the boy's "good looks" remind him of his brother Kyle. When the boy responds to the name Kyle, Nicole decides to call him that.
• Detective Jason Breen (Kurt Max Runte) is assigned to investigate Kyle as a missing persons case. He contacts Kyle and the Tragers repeatedly with developments regarding Kyle's case.
• L.K. Deichman (Cascy Beddow) is a nerdy boy called "geekman" and "dykeman" who meets Kyle at lunch on Kyle's first day of high school. They share an interest in drawing, and L.K. helps Kyle by showing him the library and then after he sees Kyle protect Josh he thinks of him as some kind of superhero.
• Toby Neuwirth (Calum Worthy) has problems with anger management. He is in Josh's remedial English class. Toby feels insulted by being in the same class as Josh because Toby is a lot bigger than Josh.
• Wes (Brendan Penny) meets Lori when she is visiting the University of Washington with Kyle and Declan. Wes likes Lori and spends more time with her than Declan likes.
• William Kern (Bill Dow) was a science professor at the University of Washington. He taught Baylin and was later recruited by Baylin to work at Zzyzx. He was in charge of "781227".
• Dennis Bunker (Mackenzie Gray) works in personnel at Zzyzx. When Foss resigns, Bunker puts some details together that could be valuable.
• Rebecca Thatcher (Sarah-Jane Redmond) is an administrator at Zzyzx, rather than a scientist like Kern. She is Cyrus Reynolds's boss.
• Cyrus Reynolds (Andrew Jackson) is the director of security of Zzyzx. Rebecca sends him to correct a threat to their secrecy.
• Anna Manfredi (Eileen Pedde) still works at the University of Washington, where she was Kern's research assistant. She helps Kyle search for information about his connection to Kern and Baylin.
• David and Julie Peterson (Ken Tremblett and Carrie Genzel) present themselves as Kyle's birth parents at the end of the first season. "Julie" strongly resembles Kyle, and they have a full explanation of how "Noah" was abducted and lost to them for five years. When Tom Foss explains their roles, Kyle plays his role too.