Dietmar Otto Schönherr was an Austrian film actor. He appeared in 120 films between 1944 and 2014. He was famous for playing the role of Major Cliff Allister McLane in the German science fiction series Raumpatrouille. He was born in Innsbruck, Austria. He was married to the Danish actress Vivi Bach from 1965 until her death in 2013. In 2011 he was awarded with the Austrian Cross of Honour for Science and Art, 1st class.