One Way Trip 3DOne Way Trip 3D is a 2011 Austrian-Swiss 3D horror film directed by Markus Welter.Cast Sabrina Reiter as Valerie Melanie Winiger as Marlene Herbert Leiser as Pius Martin Loos as Robert Aaron Hitz as Mike Matthias Britschgi as Lars Simon Kaeser as Thomas Isabelle Barth as Sarah Harry Lampl as Timo Tanja Raunig as Lilli