I Knew It Was You: Rediscovering John Cazale
- Ár: 2009
- Land: United States of America
- Genre: Documentary
- Stúdíó: Oscilloscope, RAT Entertainment, HBO Documentary Films
- Lykilorð: friendship, 1970s, biography, tribute, cancer, filmmaking, retrospective, short film
- Leikstjóri: Richard Shepard
- Leikarar: John Cazale, Al Pacino, Meryl Streep, Robert De Niro, Olympia Dukakis, Gene Hackman