Maggie Siff is an American actress best known for her roles as Rachel Menken Katz on the AMC drama "Mad Men," Dr. Tara Knowles on the FX drama "Sons o
Read MoreMaggie Siff is an American actress best known for her roles as Rachel Menken Katz on the AMC drama "Mad Men," Dr. Tara Knowles on the FX drama "Sons o
Read More