杰夫·高布伦

Jeff Goldblum

饰：Narrator,5 episodes, 1999,

克林·斯丁顿

Colin Stinton

饰：Narrator,1 episode, 2000,

Thomas Holtz

饰：Self,unknown episodes,

Robert Bakker

Robert Bakker

饰：Self - Commentor,1 episode, 1999,

Paul Sereno

饰：Self - Paleontologist,1 episode, 1999,

James Kirkland

饰：Self - Commentor,1 episode, 1999,

Philip Currie

Philip Currie

饰：Self,1 episode, 2000,