The lord and lady of a capacious manor are killed, and the lord's ghost seems to have returned to knock off the staff one by one, causing Inspector Winship and Dr. Tart to investigate the wacky house and its inhabitants.
Don Knotts
Tim Conway
Trisha Noble
Bernard Fox
Grace Zabriskie
John Fujioka
Irwin Keyes
Fred Stuthman
Robert V. Barron
Patrick Cranshaw
Mary Nell Santacroce
Stan Ross
Suzy Mandel
Russi Taylor