Al Pacino (Lowell Bergman), Russell Crowe (Jeffrey Wigand), Christopher Plummer (Mike Wallace), Diane Venora (Liane Wigand), Philip Baker Hall (Don Hewitt), Lindsay Crouse (Sharon Tiller), Stephen Tobolowsky (Eric Kluster), Colm Feore (Richard Scruggs), Bruce McGill (Ron Motley), Hallie Kate Eisenberg (Barbara Wigand), Michael Gambon (Thomas Sandefur), Michael Paul Chan (Norman der Kameramann), Lynne Thigpen (Mrs. Williams), Debi Mazar (Debbie de Luca), Gina Gershon (Helen Caperelli), Rip Torn (John Scanlon), Renee Olstead (Deborah Wigand), Roger Bart (Seelbach Hotelmanager)