American actress Gillian Anderson fronts the latest spring 2026 campaign for M&S, celebrating the power of positive affirmation in fashion.

The British retailer took to social media to share the campaign video, captioned 'The secret's officially out: Gillian Anderson is our Chief Compliments Officer. She's not just handing out compliments; she's showering them like confetti. And our spring collection? Designed to earn every single one'.