bet with Alan on who can go longer without using consumer products and has even helped him with his lawsuit by showing that his design specifications were not met. She is a fan of James Bond films and took a three-month sabbatical from MIT to sail the South Pacific with a friend. CalSci recruit Oswald Kittner (Jay Baruchel) warmed to her, making his decision to become a student easier. While she does not appear in the last three seasons, she is mentioned. According to actress Kathy Najimy, Millie is a smart, independent woman who does whatever it takes to get the job done and does not like pursuits of goals contrary to her mission. Millie was developed as a recurring character to serve as a scientist interested in advancing women's position in science and as Alan's potential girlfriend. She also was created to be another person to guide Charlie. Millie was only scheduled to appear in two to three episodes. With series regular Peter MacNicol's departure to film 24, her role was expanded. Kathy Najimy was not interested in work in television at the time. Upon reading the script, she agreed to star as Millie. Ian Edgerton Ian Edgerton (portrayed by Lou Diamond Phillips) is a recurring character who has appeared in five out of six seasons. He is the FBI's best sniper, as well as being the fourth-best shot in the United States. He is also a top tracker and has the luxury of choosing his cases. Ian also works as a sniper instructor at Quantico when he is not working a case in the field. According to Colby, Ian did a tour of duty in Afghanistan and was highly respected by other military men deployed there. Colby stated that although it was evident from the aftermath that Ian had been involved in an operation, "you never saw him." Ian is brilliant and loves his work. During their first encounters, Ian and Charlie clashed: Charlie did not believe in using guns to solve problems and disdained Ian's dispassion about killing. In contrast, Ian thought Charlie's mathematic approach was too academic for real cases, and his scientific viewpoint made his objections to Ian's attitude hypocritical. He even went so far in their early acquaintance as to call Charlie's math "voodoo." Despite their early rancor, however, the pair have come to mutual respect for their different expertise and even a kind