Oscar-Nominated Couples BREAKDOWN: Penelope Cruz, Javier & More!

Penélope Cruz is still healing from a traumatic childhood experience. 

The Ferrari actress revealed she's never fully recovered after witnessing her younger sister, Mónica Cruz, get hit by a car when they were kids. 

"I have a fear of driving," Cruz said in an interview with Elle published Jan. 18. "My sister was run over by a car in front of me when I was eight or nine. I remember she was wearing a red coat… And for me, time stopped."

Cruz's sister wound up being OK, but the shock of the event stayed with the Oscar winner.

"It's a great trauma," the 49-year-old continued. "Beca…