Courageous rescues are the speciality of secret agent mice, Bernard and Bianca. An innocent orphan named Penny is kidnapped by Madame Medusa, a wickedly wacky villainess. Madame Medusa needs Penny to recover a priceless jewel. Bernard and Bianca set out to save Penny from Madame Medusa’s evil clutches. Voices are provided by Bob Newhart, Eva Gabor and Geraldine Page. Animated.