|Portrayed by:||Andrea Brooks|
|Appears in:||The Convergence of the Twain|
|Allies:|| Sam Loomis (friend)†|
Madeleine Loomis (friend)
Joanne Carlson is a web designer who is a friend of Madeleine Loomis. The latter tried to set her up on a double date with Norman Bates but when everyone went out to dinner he felt very uncomfortable talking about his late mother and excused himself to go to the bathroom.