|R.G. Armstrong (1917 - 2012)
Mr. Mary Craven (widowed)
|Ride the High Country (Guns in the Afternoon) (1962) [Joshua Knudsen]: Shot to death (off-screen) by either James Drury, Warren Oates, or John Anderson while R.G. is at his wife's grave. His body is shown afterwards slumped against a fence when Joel McCrea approaches the farm, thinking that R.G. is only kneeling in prayer.
Major Dundee (1965) [Reverend Dahlstrom]: Stabbed in the back with a lance during a battle with French soldiers. (Thanks to Brian and Gordon)
Pat Garrett and Billy the Kid (1973) [Deputy Sheriff Bob Ollinger]: Shot to death by Kris Kristofferson. (Thanks to Michael)
Evilspeak (1981) [Sarge]: Neck snapped when a demonic force causes his head to rotate 180 degrees while R.G. is fighting with Clint Howard in the cellar.
Children of the Corn (1984) [Diehl]: Stabbed and beaten to death(off-screen) by Courtney Gains and the other children in a garage; his body (only his hand, actually) is shown afterwards beside a car. (Thanks to Wen and Pat)
Friday the 13th, the Series: The Inheritance (1987) [Lewis Vendredi]: Pulled down an "elevator shaft" into Hell; he returned in several subsequent episodes, but was always sent back to Hell. (Thanks to PortsGuy)
Dick Tracy (1990) [Pruneface]: Shot to death by Madonna while R.G. and Henry Silva are trying to kill Michael J. Pollard in a warehouse. (Thanks to Nicholas)
Payback (1995) [Mac]: Killed by Marshall Bell in prison. (Thanks to PortsGuy)
Invasion of Privacy (1996) [Sam Logan]: Killed by Johnathon Schaech. (I have not seen this movie myself, but since the IMDB identifies R.G.'s character as "Sam Logan, Storekeeper Murdered by Josh," that's a pretty good giveaway.)