'Cause, frankly, I'm getting tired of writing about every Tom, Dick and Harry who gets cast in a show that has, at best, a 50-50 chance of ever airing. The latest: Erstwhile Hercules Kevin Sorbo plays a quarterback mentoring his successor (soap studlet Thad Luckinbill) in Bobby Cannon; Spin City slicker Alan Ruck plays Third Rock alien Kristen Johnson's gay husband in Don't Ask; and American Dreams' Gail O'Grady plays a realtor in Hot Properties.