High Quality Content by WIKIPEDIA articles! This is a list of characters from Two and a Half Men, an American sitcom based around a hedonistic jingle writer, Charlie; his uptight brother, Alan; and Alan`s growing son, Jake. Charlie`s free-wheeling life is complicated and altered when his brother gets divorced and moves, along with his son, into Charlie`s beach-front house. The series` premise was revamped in the ninth season, centering on Alan`s life with his new roommate, billionaire Walden Schmidt, following Charlie`s sudden death.