For more than a quarter of a century, Mamma Mia! has been filling the Novello Theatre with ABBA's timeless hits, sunshine and sheer joy. As one of the West End's longest-running musicals, the show continues to attract new audiences and devoted fans alike. But with regular cast changes keeping the production fresh, it can be hard to keep track of exactly who is performing in each role. Here is your complete guide to the current Mamma Mia! London cast, the creative team behind the show, and everything else you need to know before booking your tickets.
Who Plays Donna in Mamma Mia! London?
Sara Poyzer currently stars as Donna Sheridan, the independent, spirited mother of bride-to-be Sophie and owner of a taverna on a fictional Greek island. Donna is the beating heart of the show, and Poyzer is arguably one of the most celebrated performers ever to take on the role. She has played Donna across multiple productions, including the West End run, the UK tour and international stagings, giving her an unmatched depth of experience in the part. Her performances of powerhouse ballads like The Winner Takes It All and Slipping Through My Fingers have become the stuff of West End legend, and audiences regularly single her out as a highlight of the evening.
Who Plays Sophie in Mamma Mia! London?
Ellie Kingdon takes on the role of Sophie Sheridan, the young woman whose quest to discover the identity of her father sets the entire plot in motion. On the eve of her wedding, Sophie secretly invites three men from Donna's past to the island, sparking a chain of events that is by turns hilarious, chaotic and genuinely moving. Kingdon brings a wealth of musical theatre experience to the role. Her previous credits include playing Sophie in the international tour of Mamma Mia!, as well as Marty in Grease at the Dominion Theatre, Sleeping Beauty at the Marlowe Theatre, and Sandy in Grease on its UK tour. Her combination of vocal talent and youthful energy makes her an ideal Sophie.
Who Plays Tanya and Rosie in the Current Cast?
No production of Mamma Mia! would be complete without the Dynamos, Donna's two best friends who bring outrageous humour and some of the show's biggest musical numbers. Kate Graham plays the glamorous, thrice-divorced Tanya, while Nicky Swift takes on the role of the warm and witty Rosie. Together with Poyzer's Donna, they form one of musical theatre's most beloved trios, delivering show-stopping renditions of numbers like Dancing Queen, Super Trouper and Chiquitita. Their friendship lies at the emotional core of the show, and the chemistry between the three performers is crucial to its success.
Who Plays Sam, Harry and Bill?
Sophie's three possible fathers are played by Richard Standing as Sam Carmichael, Daniel Crowder as Harry Bright, and Tamlyn Henderson as Bill Austin. Each man arrives on the island unaware that the other two have also been invited, and none of them knows that Sophie is behind the mystery invitations. Sam is the architect and Donna's great love; Harry is a buttoned-up English banker; and Bill is a free-spirited Australian writer. The dynamic between the three men, as they navigate their shared past with Donna and the dawning possibility that one of them is Sophie's father, provides much of the show's comic energy.
Who Plays Sky, Ali, Lisa, Pepper and Eddie?
George Maddison plays Sky, Sophie's devoted fiancé who finds himself caught up in the mounting chaos of the wedding preparations. Maddison previously played Sky in Mamma Mia!'s UK and international tour. His other credits include serving as standby for Curly McLain, Will Parker and Jud Fry in Oklahoma! at Wyndham's Theatre, and playing Kurt Kelly in Heathers the Musical at The Other Palace.
Sophie's bridesmaids and closest friends are played by Chloe Gentles as Ali and Foxy Valentine as Lisa. Both bring infectious energy to their scenes and help drive the youthful excitement of the wedding storyline. Benjamin Dawson takes on the role of Pepper, while Joshua de La-Garde plays Eddie. These two younger characters inject extra humour and physical comedy into the island celebrations, rounding out a strong and versatile ensemble.
The Creative Team Behind Mamma Mia!
Mamma Mia! features music and lyrics by Benny Andersson and Björn Ulvaeus, two of the four members of ABBA. The book was written by British playwright Catherine Johnson, who crafted the original story of love, family and identity that threads through the iconic pop catalogue. Andersson and Ulvaeus were directly involved in shaping the musical, making it one of the most authentic jukebox musicals ever staged. Their songs, including Dancing Queen, Super Trouper, Knowing Me, Knowing You and The Winner Takes It All, are not simply inserted into the plot but woven into the narrative in ways that feel surprisingly organic.
The original production was directed by Phyllida Lloyd, who would later go on to direct the 2008 Mamma Mia! film starring Meryl Streep. Choreography was created by Anthony Van Laast, whose work has become synonymous with the show's joyful, high-energy dance sequences. Together, Lloyd and Van Laast established the visual and theatrical language that has kept the production feeling vibrant for over 25 years.
The Original West End Cast: Where It All Began
When Mamma Mia! first opened in London's West End on 6 April 1999, it was an immediate sensation. The original cast featured Siobhan McCarthy as Donna, Lisa Stokke as Sophie, Hilary Humphrey as Rosie and Jenny Galloway as Tanya. Their performances helped establish the show as one of the biggest theatrical events of the era, and the production quickly became a global phenomenon. Since that opening night, Mamma Mia! has been seen by more than 65 million people worldwide across dozens of productions, spawned two hugely successful films, and become one of the most financially successful musicals in history.
The London production at the Novello Theatre remains the beating heart of the franchise, and it continues to attract sell-out audiences night after night. The show's enduring popularity is a testament to the universal appeal of ABBA's music and the warmth of Johnson's story.
Why Mamma Mia! Remains a Must-See West End Show
There are very few musicals that can claim to have entertained audiences consistently for more than 25 years. Mamma Mia! sits alongside productions like Les Misérables, The Lion King and The Mousetrap as one of London's truly iconic long-running shows. Its combination of a feel-good story, beloved music and a cast that is refreshed regularly ensures it never feels stale. Whether you are seeing it for the first time or returning for your tenth visit, the show delivers an evening of pure entertainment.
For fans of ABBA's music who want another way to experience the Swedish supergroup's catalogue, ABBA Voyage at the purpose-built arena in east London offers a stunning digital concert experience that makes the perfect companion outing.
Should You Book Tickets?
If you are looking for a feel-good night out in the West End, Mamma Mia! remains one of the safest bets in London theatre. The current cast is exceptionally strong, with Sara Poyzer's long association with the role of Donna lending real emotional weight to the performance, and a talented supporting company ensuring every scene crackles with energy. The show is suitable for a wide range of audiences, from first-time theatregoers and families to seasoned musical theatre fans. Tickets are available at the Novello Theatre, and the show tends to sell well in advance, so booking early is recommended.
Browse our full selection of West End musicals or explore all shows currently playing in London to plan your next theatre trip.
Susan Novak has a lifelong passion for theatre. With a degree in English, she brings a deep appreciation for storytelling and drama to her writing. She also loves reading and poetry. When not attending shows, Susan enjoys exploring new work and sharing her enthusiasm for the performing arts, aiming to inspire others to experience the magic of theatre.
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