Has a backup quarterback ever won a Super Bowl?

Has a backup quarterback ever won a Super Bowl? Everyone always equates Bob Griese (left) with the Dolphins’ perfect 1972 season, although it was Earl Morrall who actually led Miami to a win in Super Bowl VII.

Everyone always equates Bob Griese (left) with the Dolphins’ perfect 1972 season, although it was Earl Morrall who actually led Miami to a win in Super Bowl VII.