James McDonnell, known by the stage name Slim Jim Phantom, is an American musician, best known as the drummer for the band Stray Cats. Alongside bandmates Brian Setzer and Lee Rocker, he is considered a pioneer of the neo-rockabilly movement of the early 1980s.
Phantom plays in the band Kat Men with former Imelda May guitarist Darrel Higham and is the host of the weekly radio show "Rockabilly Rave-up" on the satellite radio station Underground Garage.
