|Joseph Cotten (1905 - 1994)
Mr. Patricia Medina
|Shadow of a Doubt (1943) [Uncle Charlie]: Falls out of a train and into the path of another train during a struggle with Teresa Wright.
Niagara (1953) [George Loomis]: Drowned when his boat sinks while going over Niagara Falls.
Hush...Hush, Sweet Charlotte (Cross of Iron; What Ever Happened to Cousin Charlotte?) (1964) [Dr. Drew Bayliss]: Crushed to death (along with Olivia de Havilland) when Bette Davis drops a large piece of masonry on them. (Thanks to Mac)
The Money Trap (1965) [Dr. Horace Van Tilden]: Shot in the chest in a shoot-out with Glenn Ford.
Lady Frankenstein (La Figlia di Frankenstein; Daughter of Frankenstein; Madame Frankenstein) (1971) [Baron Frankenstein]: Killed by his creation in his laboratory.
The Torture Chamber of Baron Blood (Gli Orrori del castello di Noremberga) (1972) [Baron Otto von Kleist a.k.a. Alfred Becker]: Dies (off-screen) several centuries before the movie begins; he is brought back to life by a magic ritual. (I'm sure he dies once again, but I can't recall for certain.)
Soylent Green (1973) [William R. Simonson]: Beaten/hacked to death with a crowbar by Stephen Young after Stephen breaks into Joseph's apartment. (Thanks to Andrea and Kenneth)
Final Payment (Il Giustiziere sfida la citta; One Just Man; Rambo's Revenge; Syndicate Sadists) (1975) [Paterno]: Commits suicide by shooting himself in the head (off-camera) after Tomas Milian confronts him in his office; we hear the shot as Tomas walks away (creating the initial impression that Joseph has shot Tomas in the back), and his body is shown when Tomas turns around.
The Perfect Crime (Indagine su un delitto perfetto) (1978) [Sir Arthur Dandy]: Dies of heart failure while trying to remove his own pacemaker, which had been tampered with by Leonard Mann. (Thanks to Andrea)
Screamers (L'Isola degli uomini pesce; Island of the Fishmen; Something Waits in the Dark) (1979) [Professor Ernest Marvin]: Shot to death by Richard Johnson when Joseph pulls a knife on him. (Thanks to Andrea and Johan)