Katharine Isobel Murray (born November 2, 1981), known professionally as Katharine Isabelle, is a Canadian actress. She has been described as a scream queen due to her roles in various horror films. She started her acting career in 1989, playing a small role in the television series MacGyver. She gained fame for the role of Ginger Fitzgerald in the films Ginger Snaps, Ginger Snaps 2: Unleashed, and Ginger Snaps Back: The Beginning.