Toby Cavanaugh (Keegan Allen)Shy Toby Cavanaugh (Keegan Allen) lives in Rosewood, Pennsylvania and is the son of Daniel Cavanaugh and the late Marion Cavanaugh. He is the step-brother of Jenna Marshall. Because he is quiet and reserved, Toby is misunderstood by many people. Before Alison disappeared, Emily, Spencer, Aria, Hanna and Alison believed Toby was spying on them from his treehouse. The girls got revenge on him by throwing a stink bomb into the Cavanaugh garage. Unfortunately, this bomb blinded Jenna. Alison blackmailed Toby into taking the blame for this accident and Toby was sent away to reform school. When he returns Emily is the only one to befriend him and to see the good in him.