* Episode officialy lost worldwide. ** The pilot episode of "El Chavo" premiered in 1972, during the first phase of the Chespirito program's "Los Supergenios de la Mesa Cuadrada" (The Super Geniuses of the Square Table) and is a prototype of what the "El Chavo del Ocho" segment was going to be, which is why the characters who participated are not named as those of the independent series.