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In 1976 , BBC Television adapted the book and its sequel into the popular TV serial " I , Claudius " , starring Derek Jacobi , Siân Phillips , Brian Blessed , and John Hurt .
 BBC Television, Derek Jacobi, Siân Phillips, Brian Blessed, John Hurt
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 BBC Television, Derek Jacobi, Siân Phillips, Brian Blessed, John Hurt