Suggestions by @erikhillenburg

Seth MacFarlane

as Henry Ford in Histeria!: Alternate Version

Tom Kane

as Grover Cleveland in Histeria!: Alternate Version

Mr. Lawrence

as Ivan Pavlov in Histeria!: Alternate Version

Earl Boen

as Dwight D. Eisenhower in Histeria!: Alternate Version

Joe Nipote

as Mark Twain in Histeria!: Alternate Version

Sherm Cohen

as Karl Marx in Histeria!: Alternate Version

John Cleese

as Isaac Newton in Histeria!: Alternate Version

Keith Diamond

as Martin Luther King, Jr. in Histeria!: Alternate Version

Mr. Lawrence

as Socrates in Histeria!: Alternate Version

André Sogliuzzo

as William Gilbert in Histeria!: Alternate Version

John Cleese

as Arthur Sullivan in Histeria!: Alternate Version

Wayne Knight

as John Dunlap in Histeria!: Alternate Version

Luke Ruegger

as Billy the Kid in Histeria!: Alternate Version

Tom Kenny

as John Hancock in Histeria!: Alternate Version

Casey Kasem

as Calgory Kasem in Histeria!: Alternate Version

Clancy Brown

as Wild Bill Hickock in Histeria!: Alternate Version

Tom Kenny

as Nikola Tesla in Histeria!: Alternate Version

Jeff Bennett

as George Westinghouse in Histeria!: Alternate Version

Eric Idle

as Wilbur Wright in Histeria!: Alternate Version

Tara Strong

as Chipper in Histeria!: Alternate Version