Bill McDonagh is a character in the video game BioShock.
He was the head building engineer for Rapture, essentially becoming one of the founders of the city. The player finds audio diaries detailing the progress of his mind deteriorating into hatred for his former friend, Andrew Ryan.
Ultimately, he attempted to kill him Ryan in order to try and save the city he had helped build from the ravages of civil war which he thought would only end upon Ryan's death. He was, however, unsuccessful, was killed, and impaled outside of Ryan's office in order to serve as a warning to others.
