ˈɛdmʌnd pˈɜːdəm wʌz bɹˈɔːt ɪn æz ɐ ɹᵻplˈeɪsmənt haʊˈɛvɚ pˈɜːdəm lˈɪpsˈɪŋkt ˌoʊvɚ lˈænzəz ɹᵻkˈoːɹdɪŋz dˈʊɹɹɪŋ ðə mjˈuːzɪkəl pɚfˈoːɹmənsᵻz ɪnðə fˈɪlm.
Edmund Purdom was brought in as a replacement however Purdom lip-synced over Lanza's recordings during the musical performances in the film.