Harry Potter films - died this week at the age of 72.Actress Miriam, 81, paid tribute during an interview on Radio 4's Today programme, saying the late screen star "had a heart of gold" and that she was devastated he was gone.READ MORE: Inside Harry Potter's Robbie Coltrane's health battle - wheelchair-bound to weight loss"Huge in stature, in personality, in heart," she said."He was exceptional and I'm really sad."She added: "I didn't know he was ill.
He just put on too much weight, stupid boy!"Asked if he was aware of it, Miriam said she believed he was and that she used to "wag" her finger at him about it.
The actress - who also starred in the Harry Potter films, playing Professor Sprout - said that Robbie had been someone who "acted with passion"."I just feel furious he's died," she said. "Such a waste."She added: "I hope somewhere he's able to hear everybody mourning him and praising him and loving him, because he got a great deal out of human contact.
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