Attorneys claim the woman was ejected from her car and dragged along the track.
The man was hit by the Banshee at Kings Island in Mason, Ohio.
Passengers were left stuck for at least three hours.
One man completed the ultimate Disney challenge by visiting all 12 theme parks and riding all rides in just 12 days.
The Indiana Jones ride at Disneyland is set to reopen Friday after undergoing upgrades and refurbishments.
The Walt Disney Co. is celebrating its 100th anniversary this year, and centennial celebrations are kicking off at Disneyland with several new attractions and shows.