Smallville: Reaper

Lex: "My father's disappointment is perennial. Only the circumstances change.""The reaper" was a guy named Tyler Randall, who returned from the dead thanks to (what else) meteor rocks. So he decided to spend his time dusting the housebound elderly like vampires in order to end their suffering. Wrong. Fortunately, Tyler wasn't the focus of the episode. Instead, it was fathers and sons