Season 1

Main Cast

 * Danielle Campbell as Lauren McQueen
 * Lucy Hale as Aria Montgomery
 * Shay Mitchell as Emily Fields
 * Troian Bellisario as Spencer Hastings
 * Ashley Benson as Hanna Marin
 * Ian Harding as Ezra Fitz
 * Sasha Pieterse as Alison DiLaurentis
 * Cody Christian as Mike Montgomery
 * Tyler Blackburn as Caleb Rivers

Recurring

 * Paul Wesley as Aaron McQueen
 * Drew Van Acker as Jason DiLaurentis
 * Rebecca Breeds as Luca Mendes
 * Claire Holt as Samara Cook
 * Danielle Campbell as Samantha McQueen
 * Keegan Allen as Toby Cavanaugh
 * Brant Daugherty as Noel Kahn
 * Lindsey Shaw as Paige McCullers

Guest Cast

 * Chloë Grace Moretz as Arielle Boyd
 * Madison Davenport as Felicia Holland
 * Hunter King as Jack Hilton
 * Matt Davis as Dean Bassinger
 * Tammin Sursok as Jenna Marshall
 * Janel Parrish as Mona Vanderwaal
 * Julian Morris as Wren Kingston
 * Bianca Lawson as Maya St. Germain
 * Natalie Hall as Kate Randall
 * Matreya Fedor as Andrea Hayden