Guest Stars Brian Dobson voices Lex Luthor Credit Only Nicole Oliver voices Kevin's Mom Tabitha St. Germain voices Melanie Tabitha St. Germain voices Andrea Brian Drummond voices Kevin's Dad Scott McNeil voices Ace the Bat Hound Peter Kelamis voices Tail Terrier Kelly Sheridan voices Mammoth Mutt Phil Hayes voices Additional Voices Trevor Devall voices Hot Dog Michael Dobson voices Bulldog Terry Klassen voices Tusky Husky Ellen Kennedy voices Brainy Barker Nicole Bouma voices Snooky Wookums Mark Oliver voices Mechanikat Dale Wilson voices Paw Pooch Russell Roberts voices Additional Voices Matt Hill voices Additional Voices Kathleen Barr voices Additional Voices Alvin Sanders voices Additional Voices Mark Hildreth voices Additional Voices Reece Thompson voices Additional Voices Lee Tockar voices Additional Voices Dave Ward voices Additional Voices Pam Hyatt voices Additional Voices French Tickner voices Additional Voices Louis Chirillo voices Additional Voices Noel Callaghan voices Additional Voices Ty Olsson voices Additional Voices Janyse Jaud voices Additional Voices Michael Daingerfield voices Additional Voices Cathy Weseluck voices Additional Voices Colin Murdock voices Additional Voices Danny McKinnon voices Additional Voices Uncredited Nicole Oliver voices Scientist