AC
A.J. Cook

A.J. Cook

Andrea Joy Cook, known professionally as A. J. Cook, is a Canadian-American actress. She is best known for her role as Supervisory Special Agent Jennifer "JJ" Jareau on the CBS crime drama Criminal Minds (2005-2020). Cook has also appeared in The Virgin Suicides (1999), Higher Ground (2000), Ripper (2001), Out Cold (2001), Final Destination 2 (2003), and Tru Calling (2003–2004).
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