Revealing mistake: Patty Duke's stand-in is visible behind Cathy when the family is in the front hall welcoming their aunt.
The Patty Duke Show (1963)
1 revealing mistake in season 1
Starring: Patty Duke, William Schallert, Jean Byron, Paul O'Keefe
Revealing mistake: Patty Duke's stand-in is visible behind Cathy when the family is in the front hall welcoming their aunt.