Gabe Doran

Gabe Doran

饰：Self - Narrator, (as Gabriel Donan)

Charlie Bamforth

饰：Self - Professor, University of California, Davis

Sam Calagione

饰：Self - Dogfish Head Craft Brewery

Patrick McGovern

饰：Self - Sr. Research Scientist, University of Pennsylvania

Charlie Papazian

饰：Self - Home Brewers Association

David Heber

饰：Self - Director of Center for Human Nutrition, UCLA

Greg Suellentrop

饰：Self - Sr. Brew Master, Anheuser Busch