zombiefreak has logged 2 out of 45 movies featuring Gregory Sierra. Back to Actors by Popularity.
| Title | Director(s) | Year Released | Watched | Viewed On |
|---|---|---|---|---|
| Weekend of Terror | Jud Taylor | 1970 | No | N/A |
| Getting Straight | Richard Rush | 1970 | No | N/A |
| Beneath the Planet of the Apes | Ted Post | 1970 | No | N/A |
| Towering Inferno, The | John Guillermin | 1974 | Yes | 02/23/2015 |
| Let's Get Harry | Stuart Rosenberg, Alan Smithee | 1986 | Yes | 06/20/2015 |