ɪn ɐdˈɪʃən tə nˈuːmɚɹəs wˈɔːɹhɑːl pɹədˈʌkʃənz, dˈʌfɹɛsni dˈɪd ɐpˈɪɹ ɐmˌʌŋ ˈʌðɚ fˈæktɚɹi kˈɑːliːɡz ɪnðə nˈaɪntiːnhˈʌndɹɪd sˈɪksti nˈaɪn fˈɪlm mˈɪdnaɪt kˈaʊbɔɪ, ænd ɪnðə nˈaɪntiːnhˈʌndɹɪd sˈɛvənti wˈʌn fˈɪlm, tˈeɪkɪŋ ˈɔf, dᵻɹˈɛktᵻd baɪ fˈɔːɹmən.
In addition to numerous Warhol productions, Dufresne did appear among other Factory colleagues in the 1969 film Midnight Cowboy, and in the 1971 film, Taking Off, directed by Forman.