“The Marvelous Mrs. Maisel” star Rachel Brosnahan will co-star opposite Benedict Cumberbatch in the true story Cold War espionage thriller feature “Ironbark” for FilmNation Entertainment, 42 & SunnyMarch.
Cumberbatch plays Greville Wynne, a British businessman who helped the CIA penetrate the Soviet nuclear program during the Cold War.
Wynne and his Russian source, Oleg Penkovsky, provided the crucial intelligence that ended the Cuban Missile Crisis. Brosnahan will play Emily Donovan, a determined CIA agent who is also Wynne and Penkovsky’s handler.
Dominic Cooke (“On Chesil Beach”) helms from a screenplay by Tom O’Connor (“The Hitman’s Bodyguard”) while Ben Pugh, Rory Aitken and Adam Ackland will produce.