hiː wʌz pɹˈɑːbəbli ðɪ ˈɛldɪst sˈʌn ʌv lˈuːʃəs kˈæsɪəs lˈɔŋɡɪnəs ɹævˈɪlə, kˈɑːnsəl ɪn wˈʌnhˈʌndɹɪd twˈɛnti sˈɛvən bˌiːsˈiː, hˌuː hæd pɹɪsˈaɪdᵻd ˌoʊvɚ ðə tɹˈaɪəl ʌv sˈɛvɹəl vˈɛstəl vˈɜːdʒɪnz hˌuː hɐdbɪn tʃˈɑːɹdʒd wɪð ʌntʃˈæstᵻɾi.
He was probably the eldest son of Lucius Cassius Longinus Ravilla, consul in 127 BC, who had presided over the trial of several Vestal Virgins who had been charged with unchastity.