The ride building collapsed during a storm killing a 30 year old woman and injuring numerous others. Source
May
Nemesis, Alton Towers, Staffs, England, UK
A young boy was struck by the train after he entered a restricted area. He suffered head injuries.
Rainbow Ride, Six Flags Elitch Gardens, Denver, Colorado, USA
A man fell to his death after unfastening his seat belt mid-ride.
Batman The Ride, Six Flags Over Georgia, Atlanta, USA
A 56-year-old employee was killed when he was in a restricted area beneath the train. He was struck by a rider’s foot.