Plot: The Pebbles and Bamm-Bamm Show is a 30-minute Saturday morning animated series spin-off of The Flintstones produced by Hanna-Barbera Productions, which ran for 16 half-hour episodes from September 11, 1971, to September 2, 1972, and four 8-minute episodes from September 9, 1972, to September 1, 1973, on CBS.