They've been starring opposite one another in the new stage adaption of All About Eve.
And Lily James looked effortlessly chic as she left the National Theatre flanked by Gillian Anderson on London's South Bank on Friday.
The actress, 29, is currently starring as the titular character in All About Eve and is regularly greeted by waiting fans when she leaves after her performances.
Stylish: Lily James looked effortlessly chic as she left the National Theatre on London's South Bank on Friday
Chic: Gillian, 50, looked as stylish as always as she was spotted leaving the theatre following a performance
Lily displayed her sensational sense of style as she opted for a flowing red floral skirt paired with casual white trainers and a plain T-shirt.
She donned a black trench coat and quilted cross-body leather bag which she draped causally on one shoulder.
Finishing her look, the actress threw her blond tresses in a messy bun and opted for a dash of deep red lipstick.
Meanwhile, Gillian, 50, looked as stylish as always as she was spotted leaving the theatre following a performance.
Cute outfit: The actress, 29, is currently starring as the titular character in All About Eve and is regularly greeted by waiting fans when she leaves after her performances
The Johnny English actress opted for a monochrome outfit topped with a sleek black coat as she hopped into a taxi.
Age-defying Gillian wore her short blonde locks in an effortless do and finished the look with a sweeping cat eye.
Lily is currently joining Gillian to tread the boards in new stage adaptation of the 1950s classic All About Eve.
Gillian plays legendary Broadway star Margo Channing, whose career is threatened by her number one fan Eve, portrayed by Lily.
As ruthless and ambitious as she is beautiful, Eve has to contend with cynical theatre columnist Addison DeWitt on her rise to the
