크레딧 출연 Frank Bonner Jim Hudson (as Frank Boers Jr.) Edward Connell David Fielding (as Skip Shimer) Barbara Hewitt Susan Turner Robin Christopher Vicki (as Robin Snider) Fritz Leiber Jr. Dr. Arthur Watermann (as Fritz Leiber) Louis Clayton Old man in cave James Phillips Reporter Sloan (as Jim Phillips) Patrick Burke Doctor Branson Sharon Gray Nurse Jim Duron The Green Giant 스텝 Dennis Muren Directing Truman Fisher Sound Mark Thomas McGee Writing Dennis Muren Production Mark Thomas McGee Directing David Allen Crew Dennis Muren Crew Jim Danforth Crew