S’dumo Mtshali Praised for His Role in The Polygamist

South African actor S’dumo Mtshali is receiving praise from viewers for his performance as Jonasi Gomora in the new Netflix drama series, The Polygamist.

In the series, Jonasi Gomora is a wealthy and charismatic banking magnate who appears to have the perfect life. He is a successful CEO with a seemingly happy marriage to his wife Joyce, played by actress Gugu Gumede. However, behind the scenes, Jonasi lives a complicated double life filled with secret wives, mistresses and hidden relationships.

Based on the bestselling novel by Sue Nyathi, the series follows Jonasi’s dramatic downfall as the lies, infidelity and manipulation that helped build his empire begin to destroy it.

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Following the show’s premiere on Friday, 12 June 2026, Mtshali took to Instagram to thank viewers for their support and positive feedback.

“Thank you to everyone who’s watched #ThePolygamist. For those who are still watching – stay strong.

“Thank you to my co-star. God bless you. You were phenomenal,” he wrote, praising Gumede for her performance.

The actor also thanked fellow cast members including Celeste Ntuli, Kenneth Nkosi, Kwanele Mthethwa, Luyanda Zwane, Wonder Ndlovu, Vuyo Biyela, Noluthando Shabalala, Lwazie Tsebesha and Sthandiwe Kgoroge, describing them as a “God send ensemble cast”.

Mtshali also expressed gratitude to the directors and crew members who helped bring the story to life.

“To my directors I’m forever grateful for this journey, the conversations and the collaborative spirit. You all told a great story.

“Thank you. THANK YOU to the crew, my ‘number 1’ best DOP in the game. My assistant director always leading us. Thank you.”

“The whole crew unit, wardrobe, makeup department, thank you. Love yo’ll. Thank you for putting your trust in this whole team and your love for tell African, universal stories.

“I’m so fortunate to be part of a project that has opened a very important dialogue about heavy, complex, relevant themes that affect us, families and societies today. May we draw lessons so we can learn, and do better“Thank you. I’m so grateful.”

Mtshali’s portrayal of Jonasi has become one of the most talked-about aspects of the series. Viewers on social media have praised the actor for bringing the complex character to life, while many have also applauded Gumede for her performance as Joyce.

Among those sharing their thoughts was Thembi Seete, who commented, “you murdered that role wow.”

Actress Mampho Brescia also praised Mtshali’s performance, writing, “I hate Jonas, but I love you! You are absolutely, undeniably Magical! Top notch incredible performance well done and congratulations.”

With viewers continuing to talk about the show online, The Polygamist has already made a strong impression, and Mtshali’s performance as Jonasi Gomora is proving to be one of its biggest highlights.