Known For
Ancient Aliens
April 20, 2010
Chariots of the Gods
April 26, 1970
Wetten, dass..?
February 14, 1981
Ancient Aliens Debunked
September 27, 2012
In Search of Aliens
July 25, 2014
Mysteries of the Gods
March 17, 1976
Is There a Stargate?
February 18, 2003
Verstehen Sie Spaß?
January 31, 1980
Ein Interview mit Dr. Axel Stoll. Der Film
July 25, 2015
Deep Space
August 15, 2016
ZDF-Fernsehgarten
June 29, 1986