科学家终于发现了往返古今、令时光倒流的神秘缺口……却无法估计原始恐龙一旦造访，今天的洛杉矶，将会出现如何灾难性的暴虐……
Michael Gross
Dr. Frank Reno
Christopher Atkins
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Greg Evigan
LCDR Ellis Dorn
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Ruth
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Stubbs
Wendy Carter
Betty
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CPO Lopes
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Lt. Robert Peet
Dean Kreyling
Chief 'Bud' Stark
Daniel Ponsky
Billy Jones
Nick McCallum
Burke
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Young Frank Reno
Jeffrey Bornstein
LAPD Pilot
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Police Co-Pilot
