Haunted Honeymoon (1986)

Larry Abbot, speaker in the radio horror shows of Manhattan Mystery Theater, wants to marry. For the marriage, he takes his fiancée home to the castle where he grew up, among his eccentric relatives. His uncle decides that he needs to be cured from a neurotic speech defect and exaggerated bursts of fear. He gives him shock therapy with palace ghosts.

Haunted Honeymoon is a comedy movie featuring Gene Wilder.

Haunted Honeymoon is currently streaming on Sling TV.