Henning Schlüter (1927–2000) was a German actor and composer.
Even if the situation seems clear, the investigation may reveal some surprises...

Documentation:
IMDb

From CLT:
Henning Schlüter (28/83)
Henning Schluter (5/17)
Henning Schlueter (2/2)






Henning Schlüter (8 unconfirmed)

Che? (1972)
Das Rätsel der Sandbank (1987)
Der Transport (1961)
Die blauen Schwerter (1949)
Die Blechtrommel (1979) uncredited
Die Dreigroschenoper (1963)
Ein Kapitel für sich: S01E01
Ganovenehre (1966)
Il treno di Lenin (1988)
Komische Geschichten mit Georg Thomalla: S02E07
Kondom des Grauens (1996)
Ludwig (1973)
One, Two, Three (1961)

Henning Schluter (1 unconfirmed)

Che? (1972)
Ludwig (1973)
Traffik (1989)

Henning Schlueter (0 unconfirmed)

Che? (1972)
Il treno di Lenin (1988)












Henning Schluter (3 confirmed)

Che? (1972) confirmed by Mad Rockatansky
Buttiglione diventa capo del servizio segreto (1975) confirmed by Mad Rockatansky
Traffik (1989) confirmed by Mad Rockatansky

Henning Schlüter (2 confirmed)

Ein Kapitel für sich: S01E01 confirmed by Mad Rockatansky
Kondom des Grauens (1996) confirmed by Mad Rockatansky

Henning Schlueter (1 confirmed)

Il treno di Lenin (1988) confirmed by Mad Rockatansky

Die Blechtrommel (1979) as uncredited

• Der Schatz im Niemandsland (TV Mini-Series 1987), Episodes 2, 4, 5 and 6
  ->    Henning Schlüter    (credit only)
in individual end credits

• Stahlnetz: Staffel 7: Episode 5 (1958) "Ein Toter zuviel"
  ->    Henning Schlüter    (credit only)
end credits @ 1:20:37

• La nouvelle malle des Indes [aka: Wettlauf nach Bombay] (TV Mini-Series 1981), Episode 2
  ->    Henning Schlüter    as Schulz, Polizeichef in Mailand
end credits @ 1:27:38