was all smiles as she left the Rosemary Branch Theatre in North London after her performance in 'There's A Monster In The Lake' .
former girlfriend mastered the art of the colour blocking trend in a low key blue on blue outfit: a turquoise T-shirt over a floaty blue strap dress, navy cross-body bag and white Converse.
Cressida was spotted leaving the theatre with a mystery man, but we're guessing he was a co-star rather than a new love interest. She couldn't have looked happier after the first week of performances.
This is her first acting role since splitting with Harry. Making its debut during the Hay-on-Wye festival, the play is now showing in Islington and Cressida has received impressive reviews.
"Acting, dancing and singing is something I have done my whole life," she told The Sunday Times after acting in the play during Hay-on-Wye in June.
"Being part of a creative team is the best thing in the world and I feel very happy within a creative environment."
Cressida has also landed a movie role in Harvey Weinstein's Tulip Fever, alongside Brit model Cara Delevingne and Dame Judi Dench, which will be released next year.
Cressida Bonas the movie star, yes, we can see it happening.
LOVE CRESSIDA'S UNDERSTATED STYLE? Need to to more? Take a look through this gallery to see more looks from the blonde beauty.
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