The adventures of science-obsessed Billy Dilley and his lab partners Zeke and Marsha
Catherine Ann Wayne
Marsha
Aaron Springer
Billy Dilley
Tom Kenny
Zeke
Series Premiere | Billy Dilley’s Super-Duper Subterranean Summer
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Sarah-Nicole Robles
Judy
James Arnold Taylor
Count Raymond
Kerri Kenney
Mrs. Wretcher