Superboy - Season 4 Episode 20 Metamorphosis
A gym owner is using the blood of his younger customers, along with a gold derivative, to keep himself young. This results in an acceleration in the victims' aging process.
- Genre: Action & Adventure, Drama, Sci-Fi & Fantasy
- Studio: Syndication
- Keyword: superhero, superboy
- Cast: Gerard Christopher, Stacy Haiduk, Peter Jay Fernandez, Robert Levine
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