Ace Heart - Private detective cartoon canine on the half-hour live-action/animated series DOG CITY/FOX/1992-95. Eliot Shag (voice of Kevin Clash) was the creator of a cartoon series about a private eye pooch named Ace Heart (Ron White). Set in Dog City, Ace solved crimes with the help of his canine companions Bugsy, Bruiser, Eddie, Frisky, and Kitty. The program inter-cut the live-action of Eliot Shag and his friends (Colleen, Artie and Bruno) with the animated Ace Heart adventures. Produced by the Jim Henson and Nelvana Productions, the series was a spin-off of a Muppet sketch that first aired on the JIM HENSON HOUR/NBC/1989.