The PERRY MASON TV trailer. I was going to tsk-tsk about this new Perry Mason not being faithful to the books… L.A. 1931. Everybody's guilty of something…New original series #PerryMasonHBO premieres June 21 at 9p on @HBO… pic.twitter.com/yquucimjHr— Robert Downey Jr (@RobertDowneyJr) May 29, 2020 Continue reading The PERRY MASON TV trailer.