Katie Cassidy Katie Cassidy 11/25/86 Actress Biography There is no information about «Katie Cassidy» yet. Roles Ruby (Actress) Supernatural Laurel Lance / Black Canary (Actress) Arrow Laurel Lance (Earth Two) / Black Siren (Actress) Arrow Laurel Lance (Earth Two) / Black Siren (Actress) Arrow Ella Simms (Actress) Melrose Place Patricia "Trish" Wellington (Actress) Harper's Island Gallery