Smallville
Onyx
Season 4, Episode 17 · Aired 2005-04-13
Synopsis
A kryptonite-based explosion at the Luthorcorp lab creates an evil clone of Lex, and the sinister twin tries to prevent the process from being reversed by taking drastic measures, which include imprisoning Lex in the basement of his own mansion.
In the series
This episode is part of Smallville (2001–2011) on WB/CW.
No flights, no tights — until the cape finally arrives.
Key cast
- Tom Welling as Clark Kent
- Michael Rosenbaum as Lex Luthor
- Kristin Kreuk as Lana Lang
- Allison Mack as Chloe Sullivan
- Erica Durance as Lois Lane
- John Glover as Lionel Luthor