File:1969 Butler (film).jpg

{en} The Secret of Boyne Castle / Guns in the Heather / Spy-Busters [1] (UK, 1969), directed by Robert Butler, starring Kurt Russell, Glenn Corbett and Alfred Burke.

Rich Evans, an American exchange student’s day at the Leinster School in Ireland is interrupted when a bleeding man drives up to the school and gives Rich a message for his brother Tom, before dying.

Walt Disney's 3-part made-for-TV feature, The Secret of Boyne Castle (1969), originally shown on "Walt Disney's Wonderful World of Color" (the new title for "Disneyland"), re-edited into feature film form for European theatrical release.

The film was primarily shot on location in Ireland (St. Flannan's College in Ennis, Corkscrew Hill, Corofin and Kilfenora, County Clare feature) with additional scenes shot at Pinewood Studios near London, England.