Mr Tappin's wife Elaine said:
“From the moment Chris was put on a plane all we ever wanted was his swift and safe return. However upsetting, this is the beginning of that process. It would be inappropriate to comment further whilst the Court has yet to establish Chris' fate."
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The film had formed part of a commemoration to the Choucair family, three generations of whom died in the fire.
John Nolan, who was found with cigarettes and two lighters, suffered burns on 65% of his body after being alight for around six minutes.
Known as Pily she died in January, seven months after the disaster, having suffered a stroke.