Dick Allen Hall of Famer?

Here is a clip from MLB Network's "Prime Nine" show about former major league players that should be in the Baseball Hall of Fame. Dick Allen was ranked #4.
Others:
9) Lee Smith
8) Keith Hernandez
7) Luis Tiant
6) Andre Dawson
5) Tony Oliva
4) DICK ALLEN
3) Bert Blyleven
2) Mark McGwire
1) Ron Santo