Criminally Insane (1975)
Ethel mentions the title.
Video case is shown in a video store.
DVD is shown.
"The credits from 'Criminally Insane' are spilling into our movie".
"She could get raped by Crazy Fat Ethel."
Mike mentions it ("Crazy Fat Ethel").
Film is mentioned and clips are shown.
The Snob mentions scenes and locations from this film were taken from Criminally Insane
Clips from this film are edited into the Death Nurse films.
"Looks like I could easily splice in footage from Criminally Insane."
It is mentioned and discussed. Also, poster and footage of this movie are shown ("Crazy Fat Ethel"/"Criminally Insane").
Snob mentions it. Also, footage of this movie is shown.