Lloyd Sherr

Narrator, Self - Narrator, Self (Narrator)

Adam Richman

Self - Host

Earl Boen

Narrator

Jay Leno

Self

Thom Pinto

Narrator

Will Lyman

Narrator

Jack Perkins

Self - Narrator

Harlan Saperstein

Narrator, Self

William Atwater

Self - Curator, U.S. Army Ordnance Museum, Self - Director, U.S. Army Ordinance Museum

Alexander B. Rubinow

Guy Eating Hostess Cupcake

Bill Ratner

Narrator

Roger McCarthy

Self - Chairman of the Board, Exponent, Incorporated

Vince Staten

Self - Author, Did Monkeys Invent The Monkey Wrench?, Self - Author, "Did Monkeys Invent the Monkey Wrench?"

Scott Mitchell Nelson

Cereal Man

David Stieghan

Self - U.S. Army Historian