Playboy After Hours

November, 1977

Moviegoers at Philadelphia's twin Duke and Duchess theaters were treated this season to an unexpected sensation in cinéma vérité. While one theater was showing The Other Side of Midnight, the other featured Rollercoaster in Sensurround--a sound-effects process that makes audiences feel as though they're rumbling with what's onscreen. Running times for the two films coincided quite interestingly: Those steamy love scenes in The Other Side of Midnight were accompanied by roller-coaster sound effec...