Tributes flood in for NCIS actor Heath Freeman following unexpected death aged 41

Tributes have poured in for NCIS and Bones actor Heath Freeman following his death aged 41.

The actor ​passed away in his sleep at his home in Austin, Texas on Sunday evening.

Actor Gabriel-Kane Day-Lewis shared photos of himself and Freeman on the set of the upcoming film Terror on the Prairie.

"There is nothing that I could say which could ever possibly do your existence justice, Heath," he said.

"Godspeed beautiful friend, I will miss your laugh and cherish our great times. Ty for making this life exciting and fun," actor Shanna Moakler wrote.

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