Lady Jessica is a fictional character in the Dune universe created by Frank Herbert. A main character in the 1963–65 novel Dune, Jessica also plays an important role in the later installment Children
Francesca Annis as Lady Jessica in Dune, wearing a costume by Bob Ringwood and makeup and hair by Giannetto De Rossi and Mirella De Rossi
Duncan Idaho is a fictional character in the Dune universe created by Frank Herbert. He was introduced in the first novel of the series, 1965's Dune, and became a breakout character. He was revived in
James Watson portrays Duncan in the Dune miniseries (2000).