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Katie Evelyn Anita Cassidy (born November 25, 1986) is an American actress. She portrays Laurel Lance/Black Siren as a main role in the sixth season of Arrow, after appearing as a special guest starring role in the fifth season of Arrow and the second season of The Flash. She previously portrayed Laurel Lance/Black Siren as a main role in the first, second, third, and fourth seasons of Arrow, and the first and second seasons of Legends of Tomorrow in a special guest starring role. She also portrayed Ruby and Lilith in the third season of Supernatural as part of the main cast, as well as Ella Simms in a main role in Melrose Place. Smaller roles include Juliet Sharp in Gossip Girl, Zoe in 7th Heaven, and herself in Whose Line Is It Anyway?. She will also portray Laurel Lance/Siren-X in the nineteenth episode of the fourth season of The Flash.

Credits and appearancesEdit

7th Heaven (2005)Edit

Season 9Edit

Supernatural (2007–2008)Edit

Season 3Edit

Melrose Place (2009–2010)Edit

Gossip Girl (2010–2012)Edit

Arrow (2012–present)Edit

The Flash (2015–present)Edit

Legends of Tomorrow (2016–present)Edit

Whose Line Is It Anyway? (2016)Edit

ReferencesEdit