A key cast member has been added to the upcoming series Ponies. Ponies is a spy thriller set in the 1970s, featuring the story of two secretaries in the American embassy in Moscow who turn into CIA operatives after their husbands were killed. Through the tragedy, a Cold War conspiracy is uncovered. Ponies is co-wrriten and directed by Susanna Fogel. The series is produced by Fogel and her co-writer, David Iserson, the latter of whom is also the showrunner for the series. The series will air on Peacock.