Roy Ward Baker
Director
Julian Glover
as
Colonel Breen
Edwin Richfield
as
Minister
Duncan Lamont
as
Sladden
Joan Bennett
as
Alice Reed
Robert Blake
as
Dickie Wanley
Dan Duryea
as
Heidt / Tim, the Doorman
Edward G. Robinson
as
Professor Richard Wanley
Kathryn Kirkpatrick
as
Becca
Julia Ormond
as
Carolyn Dunn
Peter Dinklage
as
Sam Bloom
Iain Morris
Director
Sofia Carson
as
Anna De La Vega
Catherine McCormack
as
Antonia Davenport
Martin Bishop
as
Lord
Dougray Scott
as
William Davenport
Lucas Hedges
as
Gavin
John Carroll Lynch
as
Pete
Louis Cancelmi
as
Preston Decker
Christopher Nolan
Director
Gary Oldman
as
Harry Truman
Emily Blunt
as
Kitty Oppenheimer
Matt Damon
as
Leslie Groves
Robert Downey Jr.
as
Lewis Strauss