J.R.R.T.: A Study of J.R.R. Tolkien is a 1992 documentary, narrated by Judi Dench, produced to celebrate the centenary of J.R.R. Tolkien's birth. It is sometimes called "J.R.R. Tolkien: A Portrait" and "J.R.R. Tolkien - An Authorized Film Portrait". It features archive footage and audio recordings of J.R.R. Tolkien, and interviews with three of his children Priscilla, John, and Christopher. It also includes interviews with Baillie Tolkien, Robert Murray, Queen Margrethe II of Denmark, Rayner Unwin, Tom Shippey, and Verlyn Flieger.

• Landseer
• Judi Dench
• Christopher Tolkien
• J. R. R. Tolkien
• John Tolkien
• Priscilla Tolkien
• Queen Margrethe II of Denmark