伦纳德·尼莫伊

Leonard Nimoy

饰：Himself - Host

凯瑟琳·特纳

Kathleen Turner

饰：Self - Narrator

Carole Fontaine

饰：Self

Graham Hancock

饰：Self - Author, 'Fingerprints of the Gods'

克里斯·勒德

Chris Lerude

饰：Olympic Athlete

Wade Davis

饰：Self

Stanton Friedman

饰：Self - Author, 'Top Secret' & 'Majic'

Gordon Cooper

饰：Self - Astronaut

安妮·莱斯

Anne Rice

饰：Self

Raymond McNally

饰：Self

Frank Moore Cross

饰：Self

安德鲁·萨克斯

Andrew Sachs

饰：Narrator

Philip Hammond

饰：Self - Professor of Anthropology, University of Utah

Lee Siegel

饰：Self

Kent Weeks

饰：Self

Morris Rossabi

饰：Self - Professor of History, The City University of New York

Janet Farrar

饰：Self - Author, The Witches' Way

David Wolpe

饰：Self - Assistant to the Chancellor, Jewish Theological Seminary

尼古拉·罗曼诺夫

Nikolai Romanov

Edvard Radzinsky

饰：Self - Author, The Last Tsar

Dwight F. Reynolds

饰：Self

Peter Lacovara

饰：Self

Laurence Gardner

饰：Self

Norris Lacy

饰：Self

Bob Brier

饰：Self

大卫·麦考姆

David McCallum

饰：Narrator

斯坦利·安德森

Stanley Anderson

饰：Narrator

Richard L. Thompson

饰：Self - Author, 'Alien Identities'

Peter Byrne

Peter Byrne

饰：Himself - Director, Bigfoot Research Project

Pablo Amaringo

饰：Self

Ronald D. Story

饰：Self - Author, 'The Encyclopedia of UFOs'

Huston Smith

饰：Self

Andrew Weil

饰：Self

Ed Edmo

饰：Self - Story Teller

Grover Krantz

Grover Krantz

饰：Himself - Anthropologist

亨利斯·特罗齐尔

Henry Strozier

Lawrence Schiffman

饰：Self

John Strugnell

饰：Self

Harry Chase

Harry Chase

饰：Narrator

William G. Dever

饰：Self - Professor of Near Eastern Archaeology, University of Arizona

Loren Coleman

饰：Self - Cryptozoologist

Mark Lehner

饰：Self

James A. Swan

饰：Self

Caitlin Matthews

饰：Self

Bonnie Wheeler

饰：Self