Rodney Copperbottom is the main protagonist of the film, Robots. He is voiced by Ewan McGregor, who also played Obi-Wan Kenobi, Edward Bloom, Mark Renton, Lumière and Christopher Robin.
Add actors/actresses and cast the roles/films/series that they were rumored, considered, offered, negotiated, auditioned, turned down, and/or originally casted before getting recasted. (Please double-check in research.)