Giles Matthey
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Giles Matthey: 'Robin Williams helped with my green card'

12 August 2014 Last updated at 17:40 BST

Tributes are being paid to the actor and comedian Robin Williams who has died at the age of 63.

Actor Giles Matthey worked with Robin Williams in the film Boulevard and he subsequently asked the Oscar-winning star if he would write a letter in support of his application for permanent residency in the USA.