'' The Catcher Was a Spy '' is a 2018 American biographical spy film directed by Ben Lewin and written by Robert Rodat , based on the book of the same name by Nicholas Dawidoff . It stars Paul Rudd as Moe Berg , a former baseball player who joined the war effort during World War II and partook in espionage for the U.S. Government . Mark Strong , Sienna Miller , Jeff Daniels , Tom Wilkinson , Giancarlo Giannini , Hiroyuki Sanada , Guy Pearce , and Paul Giamatti also star . The film premiered at the 2018 Sundance Film Festival , and was released on June 22 , 2018 , by IFC Films
2018 Sundance Film Festival
2018 Sundance Film Festival
The Catcher Was a Spy (film)