This short DVD extra has been included on a number of DVD releases for Dario Argento's 'Phenomena' (aka 'Creepers').
"This is a re-edited extract of relevant behind-the-scenes footage taken from 'Il mondo dell'orrore di Dario Argento' (1985) [Dario Argento's World of Horror (1985)]" according to the Encyclopedia of Fantastic Film and Television (EOFFTV).