INDIANAPOLIS – Eight winners are among the field of drivers assigned to 33 cars entered for the 104th Indianapolis 500 presented by Gainbridge on Sunday, Aug. 23 at Indianapolis Motor Speedway.

Three-time winner Helio Castroneves (2001, 2002, 2009) and single winners Scott Dixon (2008), Tony Kanaan (2013), Ryan Hunter-Reay (2014), Alexander Rossi (2016), Takuma Sato (2017), Will Power (2018) and Simon Pagenaud (2019) are the past winners aiming for another victory this year in The Greatest Spectacle in Racing.

Castroneves will bid to become the fourth member of the elite four-time winner’s club featuring A.J. Foyt, Al Unser and Rick Mears.

Two-time Formula One World Champion Fernando Alonso returns to the Indianapolis 500 this year with Arrow McLaren SP. Alonso will attempt to become just the second driver – joining Graham Hill – to complete the Triple Crown of global auto racing with victories in the Indianapolis 500, 24 Hours of Le Mans and Monaco Grand Prix.

The field includes six past IndyCar champions: Dixon, Hunter-Reay, Kanaan, Josef Newgarden, Pagenaud and Power. Newgarden is the reigning NTT IndyCar Series champion.

A talented group of five drivers will compete for Indianapolis 500 presented by Gainbridge Rookie of the Year honors: Oliver Askew, Dalton Kellett, Pato O’Ward, Alex Palou and Rinus VeeKay.

O’Ward (2018) and Askew (2019) are former Indy Lights presented by Cooper Tires champions.

Andretti Autosport has entered six cars, the most of any team.

Practice opens Wednesday, Aug. 12 and runs through Friday, Aug. 14. Crown Royal Armed Forces Qualifying is scheduled for Saturday, Aug. 15 and Sunday, Aug. 16. The traditional final practice, expanded to two hours as part of Miller Lite Carb Day, will be held Friday, Aug. 21.

NBC’s live “500” broadcast begins at 1 p.m. (ET) Sunday, Aug. 23, with the green flag set for 2:30 p.m. Central Indiana fans can watch the race live on WTHR-13.