Smallville › Season 5 › Episode 17
Smallville Season 5 Episode 17“Void”
The CW · S5E17 · Aired April 6, 2006 · 60 min · ★ 7/10
Lana gets hooked on a dangerous serum made of green kryptonite; Clark searches for Prof. Fine in Honduras, and discovers Lionel knows his secret.
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