He and his How Green Was My Valley (1941), Confirm or Deny (1941) and Gentleman Jim (1942) co-star Arthur Shields fought on opposite sides of the Easter Rising of 1916: Loder was a second lieutenant in the British Army while Shields fought with the Irish republicans. Furthermore, Loder was the son of General William Lowe, the British officer to whom Pádraig Pearse surrendered on April 29, 1916. Shields played Pearse in The Plough and the Stars (1936).