David Baddiel has told ITV News that David Cameron has not understood the wider context of the word "Yid".
Mr Cameron told the Jewish Chronicle that Spurs fans who use the term should not be prosecuted. But many find the term anti-Semitic and offensive.
The comedian told UK Editor Lucy Manning that the Prime Minister would not let another racist term "pass his lips":
Watch Lucy Manning's report on ITV News at 6.30pm
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The book by Cameron comms chief Sir Craig Oliver reveals that Mr Cameron was frustrated with Theresa May's neutrality during referendum.
Cloud and outbreaks of rain will ease away eastwards during the morning, clearing the east coast around midday with sunny spells developing.
Police and emergency services are attending the scene.