Sergeant Ryker is a 1963 drama–war film directed by Buzz Kulik and starring Lee Marvin, Bradford Dillman and Peter Graves that was initially shown on television but released theatrically five years later in 1968.

[2][3][4] The film was originally broadcast on television as "The Case Against Paul Ryker", a 1963 two-part episode of Kraft Suspense Theatre.

Ryker (Lee Marvin) is an American soldier charged with treason during the Korean War, he is court-martialed and prosecuted by Capt.

Ryker's wife, Ann (Vera Miles), insists that her husband received an inadequate defense.

She believes his story that he had been on a secret mission, assigned by a superior officer who has since died and can no longer vouch for him.