02:16 PM EDT 08/24/2014
Originally posted 04/23/2010 09:45AM
Break out the mint juleps and the giant hats: Secretariat is coming to the big screen.
Based on the real-life 1973 Triple Crown winner, the film – which will hit theaters in October – stars Diane Lane as Penny Chenery, a wife and mother whose determination helped lead Secretariat to victory.
"She was a very savvy businesswoman," says Lane, 45, who to prepare for the role spent time with Chenery, now 88. John Malkovich plays Secretariat's trainer Lucien Lauren.
As for Lane's relationship with her equine costars, "each horse has its own personality," says the actress, who worked with several different horses in the role of Secretariat. "I had my favorite [horse], and mostly my relationship with the horse was a friendly one. He's in the top 10 of my costars, for sure!"
– Michelle Tauber
Top 10 News Categories
The most buzzed about stars this minute!
Treat Yourself! 4 Preview Issues
More On PEOPLE.com
Got a News Tip?
Send it to our People.com editors!