Adam Lallana fired the Reds into a 65th-minute lead in France but Jussie Ferreira Vieira struck a late leveller for the hosts in the Europa League group stage clash.
Liverpool's youthful starting line-up had an average age of just 23.65 years and that dropped significantly further when veteran defender Kolo Toure went off injured after 28 minutes and was replaced by an 18-year-old debutant, who joined three other teenagers on the pitch.
But who were they? Can you fill in the full starting XI for our Missing Men below?
Fill in the blanks in the quiz below, or click the Next button at the bottom of this article to reveal the Missing Men.