Ford's Theatre, Clarisse Mechanic, president, Leonard B. McLaughlin, general manager, David Merrick, in association with Michael Codron, presents Tammy Grimes, Edward Woodward in "Rattle of a Simple Man," with George Segal, a new comedy by Charles Dyer, directed by Donald McWhinnie, setting by Vic Symonds, supervised and lighted by Will Steven Armstrong, Miss Grimes' costumes designed by Sal Anthony.