Harper’s Island premiered on ABC last night, without bp. Harry Hamlin is Uncle Marty in the pilot. Perhaps he’s a better 50ish lech than bp? I think so, but the externally more paternally bp could’ve and would’ve surprised us all, had he stuck around to do the mini-series. As I understand it, he was never officially signed up for the gig but lent his name to the project as a favor to director/producer Jon Turtletaub when production was announced.
Here’s Harry: 
and here’s Bill: 
spoiler–I think he’s dead.