Annette O'Toole, Smallville Annette O'Toole, Smallville

Original cast member Annette O'Toole will reprise her role as Clark Kent's mother in an upcoming episode of Smallville, a show rep tells TVGuide.com.

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O'Toole, who last appeared as Martha in a May 2010 episode, will appear in Episode 13, titled "Beacon," early next year.

The casting news was first reported by Fancast.

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