Guest Stars Joseph May voices Additional Voices Credit Only Nicole Oliver voices Kevin's Mom Tabitha St. Germain voices Andrea Tabitha St. Germain voices Melanie Scott McNeil voices Ace the Bat Hound Scott McNeil voices Ignatius Kelly Sheridan voices Mammoth Mutt Brian Drummond voices Kevin's Dad Brian Drummond voices Streaky Phil Hayes voices Additional Voices Alberto Ghisi voices Kevin Russell Roberts voices Additional Voices Matt Hill voices Additional Voices Kathleen Barr voices Additional Voices Shannon Chan-Kent voices Additional Voices Kirby Morrow voices Additional Voices Jay Brazeau voices Additional Voices Paul Dobson voices Additional Voices Gabe Khouth voices Additional Voices Aidan Drummond voices Additional Voices Michael Donovan voices Additional Voices Christopher Gaze voices Additional Voices Don Brown voices Additional Voices Mark Acheson voices Additional Voices Bill Mondy voices Additional Voices