The Man in the Gray Flannel Suit Cast Gregory Peck Phyllis Isley Fredric March Marisa Pavan Ann Harding Lee J. Cobb Keenan Wynn Gene Lockhart Gigi Perreau Portland Mason Arthur O'Connell Henry Daniell Connie Gilchrist Joseph Sweeney Sandy Descher Mickey Maga Kenneth Tobey Ruth Clifford Geraldine Wall Alexander Campbell Jerry Hall Jack Mather Frank Wilcox Nan Martin Tristram Coffin William "Bill" Phillips Leon Alton
