http://es.wikipedia.org/wiki/William_Hopper

Hopper, Bill

Hopper, DeWolf

Hopper, De Wolf

Hopper, William Dewolf

El monstruo alado, 2008---carátula del DVD (William Hopper, (int.))

WWW IMDB, 14-06-2010---(William Hopper (I); b. 1915, New York, d. 1970, Palm Springs, California, USA; alternate names, DeWolf Hopper Jr., Bill Hopper, De Wolf Hopper, DeWolf Hopper, William Dewolf Hopper; actor, soundtrack)