She paired the sleeveless frock with pewter metallic pointed-toe heels and wore her blonde hair down and loose.
Last month, the Contagion actress appeared on the premiere episode of The Conversation with Amanda de Cadenet (Lifetime's new show) where she opened up about suffering from postpartum depression after giving birth to her son Moses in 2006.
"I just didn't know what was wrong with me. I couldn't figure it out. It never occurred to me. My husband [Chris Martin, 35] actually said, 'Something's wrong. I think you have postnatal depression.' I was mortified. 'No I don't!' And then I started researching what it was and the symptoms and I was like, 'Oh, yes I do.'"