Minerva has been using her "Deepest Secret Extractor," disguised as a piece of equipment at her mineral spa, to discover where her wealthiest customers hide their valuables. With this info in hand, Minerva has been able to pull off a string of robberies with ease. When Batman and Robin's investigation is cut short by the villainess, butler Alfred goes undercover to help foil her criminal operations.
Elenco: Adam West , Burt Ward , Alan Napier , Neil Hamilton , Stafford Repp , Yvonne Craig , Madge Blake , Byron Keith , William Dozier .