Showtime’s ‘Masters of Sex’ Books ‘Smash’ Alum Christian Borle for Season 2

The Tony winner will play the brother of pioneering sex researcher William Masters

“Masters of Sex” has made a “Smash”-ing new addition to its Season 2 cast.

The Showtime drama, which chronicles the lives of pioneering sex researchers William Masters and Virginia Johnson, has booked Christian Borle for its second season, which premieres July 13.

Also read: Showtime’s ‘Penny Dreadful’ Premiere Ratings Beat ‘Homeland,’ ‘Masters of Sex’ Debuts

Tony Award-winning Borle, who played Tom Levitt on NBC’s musical series “Smash,” will play Frank, the brother of William Masters (Michael Sheen).

The second season of “Masters of Sex” also includes new additions Betsy Brandt, Sarah Silverman, Keke Palmer and others.

Also read: Sarah Silverman Joins Showtime’s ‘Masters of Sex’

In addition to “Smash,” Borle has appeared on “The Good Wife” and NBC’s “The Sound of Music Live!” His Broadway credits include “Spamalot,” “Jesus Christ Superstar” and “Peter and the Starcatcher,” the latter of which earned him his Tony in 2012.