Underdog to Wonderdog - 2009 Brownie 1-3 was released on:
USA: 17 January 2009
Underdog to Wonderdog - 2009 Woobie 1-5 was released on: USA: 14 February 2009
Underdog to Wonderdog - 2009 Lucky 1-1 was released on: USA: 3 January 2009
Underdog to Wonderdog - 2009 Bella 1-10 was released on: USA: 21 March 2009
Underdog to Wonderdog - 2009 Joshua 1-6 was released on: USA: 21 February 2009
Underdog to Wonderdog - 2009 Benlo 1-2 was released on: USA: 10 January 2009
Underdog to Wonderdog - 2009 Duke's a Hazard 2-11 was released on: USA: 20 March 2010
Underdog to Wonderdog - 2009 Duke and the Dribbler 2-8 was released on: USA: 27 February 2010
Underdog to Wonderdog - 2009 You Gotta Have Faith 2-5 was released on: USA: 30 January 2010
Underdog to Wonderdog - 2009 Amazing Chase 2-3 was released on: USA: 16 January 2010
Underdog to Wonderdog - 2009 Operation Baghdad Dog 2-6 was released on: USA: 13 February 2010
Underdog to Wonderdog - 2009 Flying Dogs for Triplets 2-10 was released on: USA: 13 March 2010
Underdog to Wonderdog - 2009 Quints Plus Canine Equals Chaos 2-4 was released on: USA: 23 January 2010