Bruce Maccabee

Bruce Maccabee

饰：Himself - optical physicist, U.S. Navy

Kenneth Arnold

饰：Self,(archive footage)

马克·德克斯特

Mark Dexter

饰：Self - Narrator,

William J. Birnes

William J. Birnes

饰：Self - Publisher, UFO Magazine

Stanton Friedman

饰：Self - Nuclear Physicist,UFO Researcher