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The six-part drama , " Kat & Alfie : Redwater " , was created by executive producer Dominic Treadwell-Collins and his team .
 Dominic Treadwell-Collins
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Dominic Treadwell-Collins