Sam Powell came on a substitute in the 36-14 win against London Broncos in 11 April 2014, but RLP mistakenly names Andy Powell in the team instead.
http://www.rugbyleagueproject.org/seasons/super-league-xix-2014/round-8/wigan-vs-london/summary.html
https://www.loverugbyleague.com/stats/match/2014/04/11/wigan-warriors-v-london-broncos/