The 48th annual Chicago International Film Festival is underway. 

175 films from 50 countries will be shown between now and October 25th. 

On Thursday night, it all kicked off with a star-studded opening night at the Harris Theater. Celebrities like Al Pacino, Christopher Walken, Alan Arkin and Jon Bon Jovi talked to WGN.

For more information, visit www.chicagofilmfestival.com.