El traje del tío Jacinto - S2-E16
Visible crew/equipment: In the credits, there's a unknown person hiding behind Don Ramón (Raymond).
El Chavo del Ocho (1972)
1 visible crew/equipment mistake in El traje del tío Jacinto - chronological order
Fiesta de la buena vecindad - S2-E17
Visible crew/equipment: While Chavo's eating a sandwich and la Chilindrina stick to him, there's a person inside Don Ramón's (Raymond) house.