Guest Stars Roger Moore as Jack Vandergelt Pat Crowley as Lydia Lynley Sandra Gould as Lucy Dan Tobin as Lucius Benson Neil Hamilton as Brig. Gen. Archibald Vandergelt Barbara Jo Allen as Mrs. Celia Mallaver Chet Stratton as Desk Clerk William Allyn as Livingston Uncredited Rand Brooks as Second at Duel Ed Nelson as Classmate Stanley Farrar as Doctor Sam Harris as Hotel Guest Robert Carson as Hotel Manager Luis Delgado as 2nd Desk Clerk Sammy Jackson as Bellhop Jack Mower as Vandergelt Worker Bill Erwin as Evans