Helikopter Streichquartett

Karlheinz Stockhausen

Himself

Irvine Arditti

Self

Graeme Jennings

Self

Garth Knox

Self

Rohan de Saram

Self

Joost van Gelder

Director of Photography

Frank Scheffer

Director, Producer, Writer

Herman Verschuur

Camera Technician

Harold Jalving

Sound Designer

Karlheinz Stockhausen

Musical

Eddy de Cloe

Sound

Jan Wouter van Reijen

Editor

Wouter Veldhuis

Sound

René van der Eijk

Director of Photography

Ton Van Der Lee

Producer

Otto Horsch

Sound

Roelf-Jan Wentholt

Director of Photography