Revealing mistake: When Thelma sees that a strange woman is in the grave intended for her, she smacks Carl's headstone with her purse. The headstone can be seen to move slightly under the blow.
Mama's Family (1983)
1 mistake in A Grave Mistake
Starring: Ken Berry, Allan Kayser, Dorothy Lyman, Vicki Lawrence
Genres: Comedy
Naomi Oates Harper: Magic moments between a man and a woman are spiritual and ought not to be screwed with.