“Osuna had a successful film, television and stage career, including the films A New Leaf, Three Days of the Condor, All the President’s Men, Taps and Kramer Vs. Kramer, and the television shows Columbo, Kojak, NYPD and Hawk. … First a student, then an instructor and performer at HB Studios in Greenwich Village, New York City. He studied with both Herbert Berghoff and Uta Hagen and eventually taught his own classes. For the last 7 years or so of his life he studied with Austin Pendleton, at HB, and performed with the HB Ensemble.”
–Wikipedia