Jeffrey Weissman, over ninety film and television, and over one hundred stage credits. 

On television, he guest stars on Diagnosis Murder, Scarecrow & Mrs King, Saved By the Bell, Max Headroom, and others

He co-stars in Back to the Future II & III (as George McFly), Pale Rider, Twilight Zone the Movie, most recently in No Address, Siblings and as Professor James Moriarty in Sherlock Holmes and the True Believer.Jeffrey is an advocate, and fundraiser for many charities; The Michael J. Fox Foundation for Parkinson’s Research, American Heart Association, National Brain Tumor Foundation, Make A Wish Foundation, The Coalition on Homelessness, The Source's 'Dignity Bus' and many more.