Leslie Grossman Joins 'Power Book III: Raising Kanan' Final Season

The actress will play a recurring role as the polished yet shrewd madam Flossie Siegel.

Published on Feb. 13, 2026

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Leslie Grossman, known for her roles in shows like American Horror Story and Love, Victor, has joined the cast of the fifth and final season of the Starz series Power Book III: Raising Kanan. Grossman will play the recurring character of Flossie Siegel, Manhattan's most prolific madam who lives a luxurious lifestyle but is tough and strategic like her mobster father.

Why it matters

Power Book III: Raising Kanan is a prequel series that explores the early life of the villainous Kanan Stark, a character originally played by 50 Cent in the flagship Power series. The addition of Grossman's character Flossie Siegel, a powerful and influential madam, is likely to add new layers of intrigue and drama as the series heads into its final season.

The details

Flossie Siegel is described as living a polished, luxurious lifestyle on the surface, but as the daughter of a Jewish mobster, she's tough, shrewd, and strategic like her father. Her introduction comes as the series prepares to reveal the fate of Kanan's mother, Raq, after the shocking events of the Season 4 finale. The final season will also see the return of fan-favorite character Breeze, Kanan's new potential business partner, providing a lasting tie between the prequel and the original Power series.

  • Power Book III: Raising Kanan is set to return for its fifth and final season later this year.

The players

Leslie Grossman

An actress known for her roles in shows like American Horror Story and Love, Victor, who has joined the recurring cast of Power Book III: Raising Kanan for its final season.

Flossie Siegel

The character Grossman will play, described as Manhattan's most prolific madam who lives a polished, luxurious lifestyle but is tough and strategic like her mobster father.

Kanan Stark

The main character of Power Book III: Raising Kanan, whose early life and evolution from a naive teenager to a cutthroat villain is explored in the series.

Raq

Kanan's mother, whose fate will be revealed in the final season after the shocking events of the Season 4 finale.

Breeze

A fan-favorite character who returns in the Season 4 finale, providing a new partnership opportunity with Kanan and a lasting tie between the prequel and the original Power series.

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What’s next

Fans will have to wait until the fifth and final season of Power Book III: Raising Kanan premieres later this year to see how Flossie Siegel's introduction impacts the story and the fate of Kanan and his mother Raq.

The takeaway

The addition of Leslie Grossman's character Flossie Siegel, a powerful and influential madam, is likely to add new layers of intrigue and drama as the Power Book III: Raising Kanan series heads into its final season, further exploring the early life and evolution of the villainous Kanan Stark.