A Compassionate Spy

Theodore Hall

as Self (archive footage)

Joan Hall

as Self

Joseph Albright

as Self

Marcia Kunstel

as Self

Daniel Axelrod

as Self

J. Michael Wright

as Ted Hall

Lucy Zukaitis

as Joan Hall

Nicolas Eastlund

as Savy Sax

Mickey O'Sullivan

as FBI Agent McQueen

Tom Goodwin

as FBI Agent 3

Zach Twardowski

as Ed Hall

Olivia Piper

as Young Ruthie

Enzo Inalsingh

as Sax baby

Kate Marie Smith

as Susan Sax

Leslie Groves

as Self (archive footage) (uncredited)

J. Robert Oppenheimer

as Self (archive footage) (uncredited)

Joseph E. Davies

as Self (archive footage) (uncredited)

Walter Huston

as Self (archive footage) (uncredited)

Ann Harding

as Self (archive footage) (uncredited)

Manart Kippen

as Self (archive footage) (uncredited)

Harry S. Truman

as Self (archive footage) (uncredited)

Dwight D. Eisenhower

as Self (archive footage) (uncredited)

Henry L. Stimson

as Self (archive footage) (uncredited)

Josef Stalin

as Self (archive footage) (uncredited)

Paul Tibbets

as Self (archive footage) (uncredited)

Julius Rosenberg

as Self (archive footage) (uncredited)

Ethel Rosenberg

as Self (archive footage) (uncredited)