Police believe the man may be able to assist with their enquires following the horror blaze on Wednesday May 19 in the Thorntonhall area.
Emergency services raced to Lawwell's home around 12.50am as his family, including his daughter and baby granddaughter, were forced to flee to safety.
Officers have now released an image of a man and a vehicle that was seen in the area around the same time.The blaze at the luxury home spread to the spread to a two-storey garage and caused extensive damage.
Three cars were also destroyed in the attack as CCTV footage captured a man pouring an accelerant on to vehicles at the property.
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