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