A quick browse through the British Library Sound Archive uncovered these audio nuggets (in Windows Media files; Mac users need a program such as Flip4Mac to listen to these):
• Michael Dibdin interviews Patricia Highsmith on the occasion of the publication of Ripley Under Water, Sept. 27, 1991. In the interview, Highsmith discusses Tom Ripley and Strangers on a Train. She also mentions that the German translation of Ripley Under Water sold 35,000 copies on the first day of release.
• George V. Higgins talks about his novel Penance for Jerry Kennedy, May 8, 1985.
• Elmore Leonard discusses his novel Maximum Bob, Sept. 18, 1991.
• Panel on the European crime novel, Nov. 28, 1992, with Michael Dibdin and Susan Moody (UK), Laura Grimaldi (Italy), and Fernando Martinez Lainez (Spain).