Who really did frame Roger Rabbit?

In the movie "Who Framed Roger Rabbit," Roger Rabbit was framed by Judge Doom. Judge Doom, played by Christopher Lloyd, is the main antagonist who seeks to destroy Toontown and build a freeway in its place. He manipulates events to make it appear that Roger Rabbit murdered Marvin Acme, the owner of Toontown, in order to further his own plans12. Doom's ultimate goal is to eliminate Toontown and control the transportation system in Los Angeles by building a freeway, which would benefit his company, Cloverleaf Industries1.