Caterina Scorsone is a Canadian-American actress. She is best known for playing Dr. Amelia Shepherd on the ABC medical drama Grey's Anatomy (2010–present) and its spin-offs Private Practice (2010–2013) and Station 19 (2018–present). Prior to this, she made her debut as a child actor on the Canadian children's program, Mr. Dressup. She also appeared in a number of films, including 2010's Edge of Darkness and 2014's The November Man. Other television credits include Jess Mastriani on Missing, Callie Wilkinson on Crash, and Alice Hamilton on Alice.