Brent Spiner will be appearing in Supergirl‘s fourth season in a recurring role.
He will be taking on the role of Vice President Baker, an “unlikely leader who will nonetheless step up in a big way when his country needs him.”
Other new additions appearing in the fourth season are Nichole Maines as the transgender superhero Dreamer, Sam Witwer as anti-alien activist Agent Liberty, Rhona Mitra as Mercy Graves, and Robert Baker as her brother Otis.
Supergirl will begin airing again on Sunday, October 14 on The CW.
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Source: The Hollywood Reporter