Masters of Sex continues to add supporting cast for season two.

Showtime's period drama starring Michael Sheen and Lizzy Caplan has tapped It's Always Sunny in Philadelphia's Artemis Pebdani in a recurring role, The Hollywood Reporter has learned.

Pebdani will appear in multiple episodes on the hourlong drama's upcoming season as Flo, Virginia Johnson's (Caplan) new boss.

The actress' credits include a recurring stint as Artemis on It's Always Sunny, as well as Brooklyn Nine-Nine, Modern Family, House and How I Met Your Mother. She appears in IFC's upcoming Garfunkel and Oates and recently developed an FX pilot with Sunny co-star Mary Elizabeth Ellis.

Pebdani joins a cast that includes new additions Sarah Silverman, Keke Palmer, Courtney B. Vance, Betsy Brandt, Christian Borle and Rene Auberjonois.

Pebdani is repped by Odenkirk Provissiero and attorney P.J. Shapiro.

Email: Philiana.Ng@THR.com

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