Forrest Alexander Gump is a fictional character and the protagonist of the 1986 novel by Winston Groom, Robert Zemeckis's 1994 film of the same name, and Gump and Co., the written sequel to Groom's novel.
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.)