 The second four-time Indianapolis 500 champion Al Unser joined A. J. Foyt and Rick Mears (the other two four-time winners) in retirement after failing to qualify for the 78th running of the race.He later admitted that at this stage in his career that he was more interested in watching his son's career than focusing on his own racing.Oval/Speedway

The following teams and drivers competed in the 1994 Indy Car World Series season.