Fair rating?Smallville· Season 7 · Episode 4
Cure
Lex employs Dr. Curtis Knox to cure the meteor-infected, and Chloe ends up a patient. Meanwhile, John Jones warns Clark that his cousin Kara should not be trusted.
Streaming on (US) 
See all
#4In Season 7of 20 rated episodes
#60All-timeof 217 rated episodes
+0.3vs season avgSeason 7 averages 7.4
2007First airedOctober 18, 2007
Guest stars
Phil Morrisas John Jones / Martian Manhunter
Jovanna Burkeas Sasha Woodman
Jason Poulsenas Colin
Dean Cainas Curtis Knox, M.D.Natalia Minutaas Sophia
Crew
Rick RosenthalDirector
Al SeptiénWriter
Turi MeyerWriter