Howard Henley

Howard Henley

饰：Scientist

Eduardo Gonzalez

Eduardo Gonzalez

饰：Meteor Crater Guide

Kelby Cross

Kelby Cross

饰：Space Command Analyst #1

Em Clark

Em Clark

饰：Child at Telescope #2

Michelle Yuen

Michelle Yuen

饰：Space Command Analyst #3

John Sullivan

John Sullivan

饰：Helicopter Pilot

妮可拉·蓝博

Nicola Lambo

饰：Space Command Analyst #4

Don Kessler

Don Kessler

饰：Scientist

Kimberly Herrmann

Kimberly Herrmann

饰：Lowell Observatory Astronomer

Christoph Walter

饰：Narrator (German)

汤姆·威尔金森

Tom Wilkinson

饰：Narrator

扎克·克拉克

Zach Clark

饰：自己

Zach Clark

Zach Clark

饰：Child at Telescope #1