Sean Hayes, with Mr. Tinkles. Sean Hayes (b. 1970) is an Emmy Award-winning comic actor best known for playing Jack on the sitcom Will & Grace. He performed the voice of Mr. Tinkles in the Creature Shop-effects movie Cats and Dogs. External links IMDb Wikipedia has an article related to: Sean Hayes Retrieved from "https://muppet.fandom.com/wiki/Sean_Hayes?oldid=1162241" Categories: Celebrities Creature Shop Voice Actors Community content is available under CC-BY-SA unless otherwise noted.