Work cat.: Who framed Roger Rabbit?, 1988.

Moving image genre-form guide via WWW, Oct. 26, 2009: (Combination live action and animation: type of animation which may combine live action and animated imagery)

Wikipedia, Oct. 26, 2009: (live-action/animated film: motion picture that features a combination of real actors or elements: live-action and animated elements, typically interacting)

Google, Oct. 26, 2009: (live-action/animation films: 157,000 hits; live-action/animated films: 23,300 hits; hybrid animation-live action: 7,860 hits; hybrid live-action/animation: 33,100 hits; hybrid live-action/animated: 11,500 hits; hybrid animated/live-action: 4,370 hits; animation/live-action films: 434,000 hits, most irrevalent)

Wikipedia, Dec. 9, 2009 (Live-action/animated film. A live-action/animated film is a motion picture that features a combination of real actors or elements: live-action and animated elements, typically interacting.)

Films that feature interaction between live-action and animated elements.