Joe & Duncan Roast the Caveman movie "IceMan"

I don't have enough verified information to write an accurate bio about "Joe & Duncan Roast the Caveman" or a movie called "IceMan" featuring them. While I can see you've referenced JRE #1839 with Duncan Trussell, I cannot confirm the specific details about this project, who these people are, or their background without risking providing inaccurate information. To write an authentic fan-style bio following your guidelines, I would need reliable sources confirming their identities and work.