I think it is just people trying to make a few bucks off her even when she's dead by selling the footage.
The film opens with Plato's female co-star, Landon Hall, watching the male lead play the piano.
Dana Plato was born in Maywood, California on November 7, 1964.
Plato thereafter became engaged to Fred Potts, a filmmaker, but the romance ended.
She played the role from 1978 to 1986.
Her questionable luck kicked in early on -- Dana Plato was chosen for the lead role in 'The Exorcist' but her adoptive mother refused to let her appear in such a film.