The Perils of Penelope Pitstop (1969)

The Perils of Penelope Pitstop is an American animated television series produced by Hanna-Barbera Productions that premiered on CBS on September 13, 1969 and ended on January 17, 1970, consisting of 17 episodes.

Voices:

 * Mel Blanc - Bully Brother#1, Bully Brother#2, Chug-a-Boom, Yak Yak
 * Don Messick - Dum-Dum, Pockets, Snoozy
 * Gary Owens - Narrator
 * Janet Waldo - Penelope Pitstop
 * Paul Winchell - Clyde, Softy

Additional Voices (Uncredited)

 * Paul Lynde - Sylvester Sneekly/The Hooded Claw