Terror of the Living Dead (1973)
Son of Frankenstein was the source of the film cliche of the assistant named Ygor or Igor
Listed as one of the other movies titled Zombie 3.
This short features an interview with José Luis Merino, director of 'La Orgia de los Muertos', where he discuses his time as director making that movie in 1973.
Video case is shown ("Beyond The Living Dead").
Scenes from this movie are showed during the interview
Theatrical trailer shown as "The Hanging Woman"