On Her Majesty's Sewer Service

On Her Majesty's Sewer Service is the twenty-second episode of The Super Mario Bros. Super Show! In this episode, one night in the streets of Spy Land, Secret Agent James Blonde is searching for Koopfinger, as he has just uncovered Koopfinger's latest plot. However, when James Blonde runs into Koopfinger, Koopfinger points a magic ring at the secret agent, turning him to stone.

Characters

 * Mario
 * Luigi
 * Princess Toadstool
 * King Koopa
 * Mouser
 * Tryclyde
 * Koopa Troopa
 * Agent N (debut)
 * James Blonde (debut)
 * Vampa White (debut)

Cast

 * Lou Albano - Mario
 * Danny Wells - Luigi, Agent N
 * Jeannie Elias - Princess Toadstool
 * John Stocker - Mouser
 * Harvey Atkin - King Koopa, Tryclyde

Trivia

 * This is the only episode in the show to not feature Toad.