No official deleted scenes have ever appeared on home video. Landis has repeatedly stated that the theatrical cut is his definitive version, calling the excised material "uneven, over-explanatory, or technically flawed." The missing prologue and the Piccadilly Circus massacre remain holy grails for fans. For now, the howls on the moors are all that remain of what was left behind.
David calls his home in the U.S. from a London phone booth. He speaks to his younger sister, Rachel, asking if his parents are home before realizing the gravity of his situation. Why it was cut: an american werewolf in london deleted scenes