Centered on time travelling 20th century doctor Claire Randall and her 18th century Scottish Highlander warrior husband Jamie Fraser, the books contain elements of historical fiction, romance, adventure, and fantasy The fourth season of Outlander, the TV series adaptation of Gabaldon's novels, is based on Autumn Leaves may refer to: Autumn leaf color, a phenomenon affecting deciduous plants by autumn; Autumn Leaves, a 1956 film directed by Robert Aldrich; Autumn Leaves, an 1856 painting by John Everett Millais; Autunaj folioj (English: Autumn leaves), a posthumous poetry collection by Julio Baghy; Autumn Leaves, a former children's magazine of the Reorganized Church of Jesus Christ of Latter Drums of Autumn is the fourth book in the Outlander series of novels by Diana Gabaldon