ˈælɪsən hæd ɐpˈɪɹd ɪn mˈɛni kˈæmɪˌoʊ ɹˈoʊlz, sˈʌtʃ ɐz ˈoʊʃənz ᵻlˈɛvən æz ɐn ˈoʊld ɡˈɑːɹd, bˌʌt hɪz ˈæktɪŋ ɛkspˈiəɹɪəns stˈɑːɹɾᵻd wɛn hiː wʌz hˈaɪɚd æz ɐ kənsˈʌltənt fɚðə pɹədˈʌkʃən ʌv mˈɑːɹtɪn skˈoːɹsiːzᵻz nˈaɪntiːnhˈʌndɹɪd nˈaɪnti fˈaɪv fˈɪlm, kɐsˈiːnoʊ, dˈuː tə hɪz kɐsˈiːnoʊ ɛkspˈiəɹɪənsᵻz.
Allison had appeared in many cameo roles, such as Ocean's Eleven as an old guard, but his acting experience started when he was hired as a consultant for the production of Martin Scorsese's 1995 film, Casino, due to his casino experiences.