Martin Sheen Joins Netflix's Grace and Frankie as Jane Fonda's [Spoiler]

President Bartlet is about to take a major stance on same-sex marriage.

The West Wing‘s POTUS Martin Sheen has joined Netflix’s upcoming comedy Grace and Frankie as Jane Fonda’s husband Robert — who unexpectedly falls for another man — according to The Hollywood Reporter.

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The single-camera comedy centers on nemeses Grace (Fonda) and Frankie (Lily Tomlin), whose lives are changed when their husbands embark on a romantic relationship and decide to get married.

The 13-episode series will debut in 2015.