In this first clip, William Friedkin discusses the new digitally remastered and remixed soundtrack and the importance of sound in The Exorcist - The Version You've Never Seen.

Friedkin talks about the 1949 case that inspired the book The Exorcist.

Friedkin notes that the Catholic church recognizes the 1949 case as one of the few actual cases of possession in the 20th century.

How some of the special effects in the film were achieved.

Friedkin is joined by Linda Blair on stage as they recall their friendship during the making of the film.

Linda Blair talks about her friendship with Friedkin.