Jaimie Alexander is an American actress best known for her role as Jessica King in the television series Kyle XY and as Sif in the Thor film series. Born on March 12, 1984, in Greenville, South Carolina, she grew up in a military family and moved frequently during her childhood. In addition to her work in film and television, Jaimie has starred in the NBC series Blindspot, where she played a woman with amnesia covered in mysterious tattoos. Her performances have earned her recognition and a dedicated fan base in the entertainment industry.