The series comes from executive producer and writer Bruno Heller (Gotham, The Mentalist, Rome) and executive producer and director Danny Cannon (Gotham, CSI series).
Production on the series will begin Monday, October 22, 2018, at Warner Bros. Studios Leavesden in the UK.
Deadline reports that Polly Walker, the Golden-Globe nominated actress from the short-lived HBO epic Rome, has signed on to star in a recurring role in the upcoming Batman prequel series Pennyworth from Epix.
From Warner Horizon Scripted Television, the 10-episode, one-hour drama series is based on DC characters created by Bob Kane and Bill Finger.