Cole, 24, received a two-year contract. He dressed in 15 games for the Blues this past season, posting one assist and 10 penalty minutes.
A first-round pick by the Blues in the 2007 NHL Draft (No. 18), Cole (6-foot-1, 219 pounds) has played 67 games over parts of three seasons with the club. He has two goals, 11 points and 67 PIMs.
Cracknell, 27, received a one-year deal. He dressed in 20 games for the Blues this past season posting two goals, six points and a plus-3 rating.
Cracknell (6-2, 210) has six goals and 14 points in 46 career NHL games over parts of three seasons.