Kristen Bell (Gossip Girl) and Elizabeth Lail (Lola Morgan) have both played the character of Anna in separate projects. Kristen voiced the character in the movies, Frozen (2013) and Frozen II (2019), whilst Elizabeth played the character in the TV show, Once Upon a Time (2011).
Elizabeth Lail (Lola Morgan) starred with original "Gossip Girl" cast member Penn Badgley, who played Dan Humphrey, in Netflix's You (2018). They played Guinevere Beck and Joe Goldberg respectively.