Cancel My Reservation is a 1972 comedy film starring Bob Hope and Eva Marie Saint, and directed by Paul Bogart. The ironically entitled movie was Bob Hopes last of over 50 theatrical features as leading man, a screen run begun in 1938.
Freed for lack of evidence, Dan returns home to find attractive, scantily clad Crazy Hollister there. Her stepfather John Ed owns a halfmillionacre property nearby. Crazy is upset that John Ed has blocked her inheritance and may have even murdered her mother.Sheila shows up and believes she has caught Dan having an affair, but Crazy convinces her thats not true. Meanwhile, county recorder Snagby tries to blackmail John Ed with information Mary Little Cloud gave him, but John Eds evil henchman Reese has him killed. Sheriff Riley once again thinks Dan is responsible. ........
Source: Wikipedia