By Steve Simels
February 10, 1995 at 05:00 AM EST

This deluxe version of the Western comedy that ushered in the Age of the Buddy Movie comes with the usual extras — a nice wide-screen transfer, nonstop audio commentary by the director and cinematographer, and lengthy recent interviews with the principals. What really makes the package is a previously unavailable making-of documentary shot concurrently with Butch Cassidy and the Sundance Kid. On a strictly nuts-and-bolts level, it’s the best how-they-did-it primer you’ll ever see. Various explanations for the inclusion of ”Raindrops Keep Falling on My Head,” however, still remain unconvincing. A-