Andy Whitfield not returning to 'Spartacus'

7:22 PM PDT 9/17/2010 by James Hibberd, AP

Series star must resume cancer treatments

"Spartacus: Blood and Sand" star Andy Whitfield will not return for the series' second season due to a recurrence of cancer. Starz said Friday that the actor has been advised by doctors to "resume aggressive treatment" for his illness, and that he won't part of the show when it returns to the cable channel in September 2011.