MONDAY Okay. This is kind of a no-brainer. Norman Mailer will be discussing his latest, The Castle in the Forest, with author Alan Cheuse. Wesley United Methodist Church, 5312 Connecticut Avenue, 7 p.m. Two tickets with the purchase of the book at Politics and Prose or $12/ticket. Call (202) 364-1919 for more information. TUESDAY Are you a fan of actors from television show M*A*S*H-turned authors but are just sick at the sight of Alan Alda?…