Who was Miami Dolphins quarterback in 70's?

Bob Griese; Bob Griese started the season as the primary quarterback but suffered a fractured leg and dislocated ankle in Game 5 of the 1972 season against the San Diego Chargers. Griese was replaced by Earl Morrall who started all of the games up to and including the AFC championship game against the Steelers. Morrall was replaced by Griese in the second half of the game and was the starter in the Super Bowl.