Possible Clues:

• Other folk provide meals for him
• Of whom it might be said: 'You are what you eat'
• Consumer wanting their own point accepted by channel
• Writer's piece screened by channel, might one finish another off?
• One being given sustenance by another
• One who eats human flesh
• Nick writing tip by a liberal, one with unusual tastes
• Consumer whose tastes are all too human
• Might one have guest for dinner?
• Sets up sailor bar in American city with first cousin - a man-eater