Roles turned down by
Tobey Maguire:
25th Hour
Tobey Maguire originally bought the rights to the novel so he could star but he decided to play Spider-Man instead and the PROMOTION of Spider-Man interfered with the filming of 25th Hour.
Actor who got the part: Edward Norton
Gangs of New York
Maguire was considered for a role in the film.
Hart's War
Tobey Maguire was in talks for the role of Lt. Hart but dropped out to do Spiderman.
Actor who got the part: Colin Farrell
Jarhead
Maguire was considered for the lead role.
Actor who got the part: Jake Gyllenhaal
Pirates of the Caribbean: The Curse of the Black Pearl
Was considered for the role of Jack Sparrow.
Actor who got the part: Orlando Bloom
Training Day
Maguire was set to play rookie Jake Hoyt but was replaced by Ethan Hawke - who was apparently the director's first choice.
Actor who got the part: Ethan Hawke
Pretty cool site