Phil McCarvill at Marie Curie Cancer Care has said that the Liverpool Care Pathway remains an "important part of good end-of-life care".
But he said that his charity is calling for a national audit in order to "ensure confidence in end-of-life care" in the UK.
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Blazing sunshine with a chilly breeze
In a wide-ranging Peston on Sunday interview, he said Parliament security needs reviewing and the PM's counter-terror strategy is flawed.
The star celebrated his 70th birthday with his family before attending a celebrity-filled bash held in his honour.