The Conqueror (1956): the radioactive set that caused cancer to John Wayne and 90 more
The cause? No one can say for sure, but many attribute the cancers to radioactive fallout from U.S. atom bomb tests in nearby Nevada.
The Twilight Zone: The Movie (1983): a helicopter decapitated three actors
Vic Morrow and child actors Myca Dinh Le (age 7) and Renee Shin-Yi Chen (age 6) died in an accident involving a helicopter being used on the set.
The Crow (1994): Brandon Lee, killed by a prop .44 Magnum
Brandon Lee --Bruce Lee's son-- was shot and killed by a prop .44 Magnum.
XXX (2002): Vin Diesel's stuntman smashed into a bridge and died
When O'Connor failed to rappel down the line fast enough, he hit a bridge at high speed and was killed instantly.
Top Gun (1986): an aerobatic pilot crashed after his scene
During this scene, Scholl reported a problem with the plane; he was unable to recover from it and crashed his Pitts S-2 into the Pacific Ocean
The Final Season
The Return of the Musketeers
Jumper