Comedian Jeff Portnoy is best known for his leading ... On location in southeast Vietnam, they are the stars of "Tropic Thunder", based on Vietnam war veteran 'Four Leaf' Tayback's memoirs of ...

Jackson) – who are cast in a big budget war film based on the book, “Tropic Thunder,” by Four Leaf Tayback (Nick Nolte). When the director, Daniel Cockburn (Steve Coogan), loses control over ...