A 20 minute introduction to some of the letters of John Keats, but really you need to read them. The Oxford Classics Edition is a very good single volume edition.
An exploration of Keats's long poem, looking at the story itself and what Keats was trying to expore in his writing of it.
Keats's great late poem, The Fall of Hyperion, is a fusion of so much of his earlier writing and of his own wide reading.
A 15 minute talk for A level students about Keats's extraordinary poem, To Autumn. This podcast tries to identify what it is about the poem that has led so many people to regard it as one of the finest poems in the English language.