I'm pretty sure he can earn a solid amount given how many B-movies he's starred in (mostly Action/Horror/Thriller):
The Substitute 3: Winner Takes All- 20
Dead Heat (1988)- 13
The Substitute 4: Failure is Not an Option- 4
Gale Force- 4
(While the movie uses stock footage from Last Action Hero, Williams is seen shooting so I counted the one kill which is actually Arnie's point)The Substitute II: School's Out- 3
The Eagle Has Landed- 3
Night of the Sharks- 3
Things to Do in Denver When You're Dead- 2
The Phantom- 2
Flashpoint- 1
Deadly Matrimony- 1
Muholland Falls- 1
The Third Solution- 1
36 Hours to Die- 1
The Fraternity- 1
Mask Maker- 1
The Staircase Murders- ?
Critical Mass- ?
Crash Point Zero-?
Smooth Talk- ?
Third Degree Burn- ?
61 TOTALEDIT: No Kills in
Skeletons in the Closet, Escape: Human Cargo, The Devil's Own, Prince of the City, Once Upon a Time in America, Star Wars: Empire Strikes Back, Deep Rising, What Happens in Vegas?, The Deep End of the Ocean, 127 Hours or Hair