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Birth Name:Katherine Evelyn Cassidy
Birth Place:Los Angeles, California, United States
Profession Actor, model, singer
Arrow - Season 2 - "City of Blood" - Emily Bett Rickards, Willa Holland, Paul Blackthorne and Katie Cassidy
Arrow - Season 3 - "The Magician" - Katie Cassidy, Coton Haynes, David Ramsey and Stephen Amell
Harper's Island - Katie Cassidy, Amber Borycki as Beth Barrington, Christopher Gorham and Matt Barr
Gossip Girl - Season 4 - "The Undergraduates" - Leighton Meester as Blair and Katie Cassidy as Juliet
Arrow - Season 1 - "The Huntress Returns" - Katie Cassidy and Colin Donnell
Arrow - Season 2 - "Time of Death" - Katie Cassicy, Caity Lotz, Alex Kingtost, Paul Blackthorne and Stephen Amell
Harper's Island - Victor Webster as Hunter Jennings and Katie Cassidy as Trish Wellington
Melrose Place - Season 1 - "Ocean" - Katie Cassidy as Ella Simms
Arrow - Season 1 - "The Undertaking" - Katie Cassidy
Melrose Place - Season 1 - "Nightingale" - Katie Cassidy as Ella Simms and Stephanie Jacobsen as Lauren Yung
Arrow - Season 1 - "Pilot" - Katie Cassidy and Stephen Amell
Arrow - Season 3 - "The Secret Origin of Felicity Smoak" - Katie Cassidy and J.R. Ramirez
Supernatural - Season 3 - "Malleus Maleficarum" - Katie Cassidy as Ruby, Marisa Ramirez as Tammi and Jensen Ackles as Dean
Arrow - Season 1 - "Salvation" - Katie Cassidy
Arrow - Season 1 - "Unfinished Business" - Katie Cassidy and Colin Donnell
Arrow - Season 2 - "Unthinkable" - Katie Cassidy
Arrow - Season 1 - "Year's End" - Katie Cassidy and Stephen Amell
Arrow - Season 2 - "Streets of Fire" - Katie Cassidy
Arrow - Season 1 - "Betrayal" - Katie Cassidy and Stephen Amell
Katie Cassidy - Hollywood Life's 6th Annual Hollywood Style Awards, October 11, 2009
Harper's Island - Katie Cassidy as Trish Wellington
Arrow - Season 1 - "Year's End" - Katie Cassidy and Colin Donnell
Melrose Place - Season 1 - "Pilot" - Ashlee Simpson-Wentz as Violet, Katie Cassidy as Ella and Stephanie Jacobsen as Lauren
Melrose Place - Season 1 - "Vine" - Josie Bissett as Jane Andrews and Katie Cassidy as Ella
Melrose Place - Season 1 - pilot - Katie Cassidy as Ella and Laura Leighton as Sydney
Gossip Girl - Season 4 - "Juliet Doesn't Live Here Anymore" - Katie Cassidy as Juliet, Leighton Meester as Blair and Jayne Atkinson as Dean Reuther
Arrow - Seaon 2 - "Birds of Prey" - Katie Cassidy
Arrow - Season 2 - "Heir to the Demon" - Katie Cassidy and Caity Lotz
Arrow - Seaon 2 - "Birds of Prey" - Katie Cassidy and Caity Lotz
Arrow - Season 2 - "Three Ghosts" - Bex Taylor-Klaus, Willa Holland and Katie Cassidy