Guest Stars Gwendoline Yeo voices Domino Mark Hildreth voices Pietro Maximoff / Quicksilver Kieren van den Blink voices Rogue Richard Doyle voices Senator Robert Kelly A.J. Buckley voices Toad James Patrick Stuart voices Avalanche Stephen Stanton voices Blob Jim Ward voices Warren Worthington II Stephen Stanton voices William Drake Gwendoline Yeo voices Madeline Drake