Stingray - Season 1 - Eps 13: Tune of Danger
X20 has planted a bomb in the bass fiddle of a jazz group that will give a concert at the undersea city of Aphony, Marina's father. Troy uncovers the plot but is trapped in a burning shack. He escapes just in time and races to Pacifica in Stingray in an attempt to save the lives of his friends.
About Stingray

Title: Stingray
First Air Date: 1964-10-04
Last Air Date: 1965-07-04
Status: Ended
Rating: 6.8/10 (from 17 votes)
Language: EN
Seasons: 2
Total Episodes: 40
Network: Associated Television
Genres: Action & Adventure, Sci-Fi & Fantasy
Production Companies: AP Films (APF), ITC Entertainment
Synopsis
A British children's Supermarionation television series.
Cast

Lois Maxwell
Lt Atlantis Shore

Don Mason
Captain Troy Tempest

Ray Barrett
Commander Sam Shore

Robert Easton
Lieutenant George Lee Sheridan