Herbert Berghof was an Austrian-American actor, director and acting coach. He co-founded HB Studio in New York City with his wife Uta Hagen in 1945. Some of his famous students include Jon Stewart, Al Pacino, Liza Minnelli, Robert De Niro, Geraldine Page, Fritz Weaver, Anne Bancroft, Donna McKechnie and Matthew Broderick. Berghof was also one of the first members of the newly formed Actors Studio in 1947, his classmates including Marlon Brando, Montgomery Clift, Jerome Robbins, and Sidney Lumet.
Described by The New York Times as "one of the nation's most respected acting teachers and coaches", he died of a heart ailment on November 5, 1990 at his home in Manhattan.