In season eleven, Jake moves to Japan and leaves the series, so to replace "the half-man", Charlie's long-lost-daughter moves into the beach house after looking for her late father.Over time, several supporting characters have been promoted to starring roles: Berta (season 1 recurring; season 2–12 regular), Charlie and Alan's (and later Walden's) sharp-tongued housekeeper; Kandi (season 3 recurring; season 4 regular; season 10 guest), one of Charlie's former one night stands, and later on, Alan's second ex-wife; Chelsea (season 6 recurring; season 7 regular; season 9 guest), Charlie's second most notable love interest (after Rose), and ex-fiancée; Walden Schmidt (season 9–12), an internet billionaire who buys Charlie's beach house after his death; Jenny (season 11–12), Charlie's illegitimate daughter from a one-night stand twenty years before; last of all, Louis (season 12), the 6-year-old boy that Walden decides to adopt.Jones as Jake Harper, Jon Cryer as Alan Harper, and Marin Hinkle as Judith Harper-Melnick The American sitcom Two and a Half Men, created and executive produced by Chuck Lorre and Lee Aronsohn, premiered on CBS on September 22, 2003.
Before returning to the afterlife, Charlie tries to reveal himself to Jake but fails.
As a result of retroactive continuity, the series finale reveals that Charlie never died but has been held captive by Rose in a basement pit under her house in Sherman Oaks.
He escapes, collects .5 million in royalty money from his children's songs, and sends Alan, Evelyn and Walden, who Rose has told him about, texts and emails promising revenge while also sending large checks to his former romantic interests, Jenny, and Jake.
Although in the season 4 premiere, four months after the marriage Kandi throws Alan out of her condo and divorces Alan which leads him to paying alimony to two ex-wives.
In season six, Alan starts his first serious relationship since his second divorce. The relationship gets serious when Melissa has Alan move in with her and her mother, but their happiness is short lived when Melissa's mother gets Alan high on brownies and seduces him.