Logan Wade Lerman is an American actor. He played the title role in the fantasy-adventure Percy Jackson films. He appeared in commercials in the mid-1990s, before starring in the series Jack & Bobby (2004–2005) and the movies The Butterfly Effect (2004) and Hoot (2006). Lerman gained further recognition for his roles in the western 3:10 to Yuma, the thriller The Number 23, the comedy Meet Bill, and 2009's Gamer and My One and Only. He subsequently played d'Artagnan in 2011's The Three Musketeers, starred in the coming-of-age dramas The Perks of Being a Wallflower (2012), Indignation (2016) and The Vanishing of Sidney Hall (2017), and had major roles in the 2014 films Noah and Fury. In 2020, he returned to television with the series Hunters.

Perseus "Percy" Jackson is a fictional character, the title character and narrator of Rick Riordan's Percy Jackson & the Olympians series. He is also one of seven main protagonists of the sequel series The Heroes of Olympus, appearing in every book except The Lost Hero, and appears in the Trials of Apollo series, making him one of the few characters to appear in all three series of the Camp Half-Blood chronicles. He has also been a narrator and protagonist in Riordan's Greco-Roman/Egyptian crossover stories, part of the Demigods and Magicians collection. The character serves as the narrator in Percy Jackson's Greek Gods and Percy Jackson's Greek Heroes, also by Rick Riordan.