Guest Stars James Carter Cathcart voices James, Meowth Michael Liscio voices Inkay Abe Goldfarb voices Xerosic Catrin Lloyd Bollard voices Olympia Vanessa Gardner voices Diantha Michele Knotz voices Jessie, Gardevoir Alyson Leigh Rosenfeld voices Kathi Lee Billy Bob Thompson voices Greninja, Squishy, Z2 H.D. Quinn voices Lysandre Robby Duncan Sharpe voices Pilot