Proof of Life
- Episode aired Feb 12, 1992
![Barry Foster in Van der Valk (1972)](https://m.media-amazon.com/images/M/MV5BYzRhNzIyZjktMWE5Mi00MTFjLTg3ZDEtMDNmYTJjYmQ3MTAwXkEyXkFqcGdeQXVyMjExMjk0ODk@._V1_QL75_UY281_CR6,0,190,281_.jpg)
Michael Tromp and his son Rudi are kidnapped. Is his young wife - allegedly on a shopping trip in Germany - involved?Michael Tromp and his son Rudi are kidnapped. Is his young wife - allegedly on a shopping trip in Germany - involved?Michael Tromp and his son Rudi are kidnapped. Is his young wife - allegedly on a shopping trip in Germany - involved?