Watch Kat McNamara's Nighttime Beauty Routine

Actress Kat McNamara's first major role was in the 2009 Broadway revival of A Little Night Music with Oscar-winner Catherine Zeta-Jones and Tony-winning actress Angela Lansbury. Today, Kat portrays Clary Fray in the award-winning Freeform fantasy series Shadowhunters and Mia Smoak on The CW series Arrow. Between the stage and the small screen, McNamara has picked up a few beauty secrets. In this episode of Go To Bed With Me, the actress breaks down every single product in her nightly hair and skincare routine.