Heinz Sielmann: Director (Directing)1974-01-01

Heinz Sielmann: Director (Directing)1958-11-21

Heinz Sielmann: Director (Directing)1962-05-31

Heinz Sielmann: Producer (Production)1978-01-01

Heinz Sielmann: Director (Directing)1978-01-01

Heinz Sielmann: Producer (Production)1965-01-01

Heinz Sielmann: Director (Directing)1965-01-01

Heinz Sielmann: Director (Directing)1952-01-01

Heinz Sielmann: Director of Photography (Camera)1952-01-01

Heinz Sielmann: Cinematography (Crew)1955-09-01

Heinz Sielmann: Writer (Writing)1955-09-01

Heinz Sielmann: Director (Directing)1975-01-01

Heinz Sielmann: Writer (Writing)1969-10-30

Heinz Sielmann: Director (Directing)1969-10-30

Heinz Sielmann: Producer (Production)1969-10-30

Heinz Sielmann: Director of Photography (Camera)1969-10-30

Heinz Sielmann: Writer (Writing)1962-05-31

Heinz Sielmann: Producer (Production)1962-05-31

Heinz Sielmann: Director (Directing)1950-04-16

Heinz Sielmann: Director (Directing)1952-06-09

Heinz Sielmann: Director (Directing)1955-09-01

Heinz Sielmann: Director (Directing)1956-12-19

Heinz Sielmann: Director (Directing)1956-01-01

Heinz Sielmann: Creator (Creator)