Suggestions by @user123457

Megan Fox

as Jenna Cavanaugh in Pretty Little Liars (books)

Alex Pettyfer

as Jason Dilaurentis in Pretty Little Liars (books)

Logan Lerman

as Mike Montgomery in Pretty Little Liars (books)

Chris Hemsworth

as Ezra Fitz in Pretty Little Liars (books)

Bianca Lawson

as Maya St. Germain in Pretty Little Liars (books)

Mischa Barton

as Melissa Hastings in Pretty Little Liars (books)

Taylor Momsen

as Mona Vanderwaal in Pretty Little Liars (books)

Sasha Pieterse

as Alison Dilaurentis in Pretty Little Liars (books)

Lindsay Lohan

as Emily Fields in Pretty Little Liars (books)

Lily Collins

as Hanna Marin in Pretty Little Liars (books)

Blake Lively

as Spencer Hastings in Pretty Little Liars (books)

Kaya Scodelario

as Aria Montgomery in Pretty Little Liars (books)