| 2024 | Othelo, O Grande | Ele Mesmo (Imagem de Arquivo) |
| 2024 | Gegen das Schweigen - Machtmissbrauch bei Theater und Film | Self (archive footage) |
| 2022 | Nosferatu – Ein Film wie ein Vampir | Self (archive footage) |
| 2021 | L'extravagante petite vie de Jean-Claude D. Dreyfus | Self (archive footage) |
| 2021 | Hannelore Elsner - Ohne Spiel ist mir das Leben zu ernst | Self (archive footage) |
| 2020 | AGFA Mystery Mixtape #2: Later in L.A. | Self |
| 2019 | Alain Delon, l'ombre au tableau | Self (archive footage) |
| 2017 | Filming Silenzio | (archive footage) |
| 2016 | FantastiCozzi | Nosferatu (archive footage) |
| 2015 | Fifty Shades of Erotica | |
| 2014 | Peter Baumgartner, Filmkameramann | (archive footage) |
| 2008 | Jesus Christus Erlöser | Self |
| 2007 | Beloved Count | Renfield (archive footage) |
| 2005 | The Spaghetti West | Self (archive footage) |
| 2005 | Filmlegenden. Deutsch | Self (archive footage) |
| 2005 | The Western World of Ferdinando Baldi | Self (archive footage) |
| 2003 | Kinski rigando Paganini | Self |
| 2002 | Whiteface | (archive footage) |
| 2000 | Klaus Kinski - Ich bin kein Schauspieler | Self (archive footage) |
| 1999 | Mein liebster Feind | Self (archive footage) |
| 1999 | Please Kill Mr. Kinski | Self |
| 1991 | Dracula: A Cinematic Scrapbook | Renfield (archive footage) |
| 1990 | Paganini | Niccolo Paganini |
| 1990 | Grandi cacciatori | Klaus Naginsky |
| 1988 | Nosferatu a Venezia | Nosferatu |
| 1987 | Cobra Verde | Francisco Manoel da Silva aka Cobra Verde |
| 1987 | Timestalkers | Dr. Joseph Cole |
| 1987 | Location Africa | Self |
| 1986 | Crawlspace | Karl Gunther |
| 1986 | Werner Herzog: Filmemacher | Self (archive footage) |
| 1986 | Revenge of the Stolen Stars | Donald McBride |
| 1985 | Creature | Hans Rudy Hofner |
| 1985 | El caballero del dragón | Boetius |
| 1985 | Kommando Leopard | Silveira |
| 1985 | Sonntagsgespräch | Self |
| 1985 | Zeit zu zweit | Self - Interviewee |
| 1984 | The Little Drummer Girl | Martin Kurtz |
| 1984 | Code Name: Wild Geese | Charleton |
| 1984 | Beauty and the Beast | Beast |
| 1984 | The Secret Diary of Sigmund Freud | Dr. Max Bauer |
| 1983 | The Hitchhiker | Kurt Hoffman |
| 1983 | יומן | (archive footage) |
| 1982 | Fitzcarraldo | Fitzcarraldo |
| 1982 | Burden of Dreams | Self - Actor |
| 1982 | Android | Dr. Daniel |
| 1982 | The Soldier | Dracha |
| 1982 | Faerie Tale Theatre | Beast |
| 1982 | Na sowas! | Self |
| 1981 | Buddy Buddy | Dr. Hugo Zuckerbrot |
| 1981 | Venom | Jacques Müller (Jacmel) |
| 1981 | Les Fruits de la Passion | Sir Stephen |
| 1981 | Love & Money | Frederic Stockheinz |
| 1980 | Schizoid | Pieter Fales |
| 1980 | Haine | Le motard |
| 1980 | La Femme enfant | Marcel |
| 1979 | Nosferatu - Phantom der Nacht | Count Dracula |
| 1979 | Woyzeck | Friedrich Johann Franz Woyzeck |
| 1979 | Zoo zéro | Yavé, le directeur du zoo |
| 1979 | The Making of Nosferatu | Self |
| 1979 | NDR Talk Show | Self |
| 1979 | Was ich bin, sind meine Filme | Voice |
| 1978 | La Chanson de Roland | Roland / Klaus |
| 1977 | Mort d'un pourri | Nicolas Tomski |
| 1977 | Madame Claude | Alexander Zakis |
| 1977 | מבצע יונתן | Wilfried Boese |
| 1977 | Auf los geht's los | Self |
| 1976 | Jack the Ripper | Dr. Dennis Orloff / Jack the Ripper |
| 1976 | Nuit d'or | Michel Fournier |
| 1975 | Un genio, due compari, un pollo | Doc Foster |
| 1975 | L'Important c'est d'aimer | Karl-Heinz Zimmer |
| 1975 | Le orme | Professor Blackmann |
| 1975 | Lifespan | Nicholas Ulrich |
| 1975 | Das Netz | Emilio Bossi |
| 1975 | Che botte ragazzi! | Pat Barnes |
| 1975 | Les Rendez-vous du dimanche | Self |
| 1974 | La mano che nutre la morte | Prof. Nijinski |
| 1974 | Le amanti del mostro | Dr. Alex Nijinski |
| 1974 | Eroi all'inferno | |
| 1974 | Am laufenden Band | Self - Guest |
| 1974 | Spécial cinéma | Self |
| 1973 | La morte ha sorriso all'assassino | Dr. Sturges |
| 1973 | Il mio nome è Shanghai Joe | Scalper Jack |
| 1973 | La mano spietata della legge | Vito Quattroni |
| 1973 | Je später der Abend | Self |
| 1972 | Aguirre, der Zorn Gottes | Don Lope de Aguirre |
| 1972 | Il ritorno di Clint il solitario | Scott |
| 1971 | La bestia uccide a sangue freddo | Dr. Francis Clay |
| 1971 | Nella stretta morsa del ragno | Edgar Allan Poe |
| 1971 | Prega il morto e ammazza il vivo | Dan Hogan |
| 1971 | Black Killer | James Webb / Black Killer |
| 1971 | Lo chiamavano King | Brian Foster |
| 1971 | La vendetta è un piatto che si serve freddo | Virgil Prescott |
| 1971 | Per una bara piena di dollari | Dan Hagen / Slander |
| 1971 | L'occhio del ragno | Hans Fischer |
| 1971 | Il venditore di morte | Chester Conway / Ray |
| 1971 | Giù la testa... hombre | Reverend Cotton |
| 1970 | Nachts, wenn Dracula erwacht | Renfield |
| 1970 | E Dio disse a Caino… | Gary Hamilton |
| 1970 | I leopardi di Churchill | Captain Holtz |
| 1970 | La Belva | Johnny Laster |
| 1970 | Mir hat es immer Spaß gemacht | Juan José Ignatio Rodriguez de Calderon / 'Sam' |
| 1970 | La Peau de Torpédo | Pavel Richko / Torpédo I |
| 1970 | Appuntamento col disonore | Evagoras |
| 1969 | Marquis de Sade: Justine | Marquis De Sade |
| 1969 | Paroxismus | Ahmed Kortobawi |
| 1969 | A doppia faccia | John Alexander |
| 1969 | Sono Sartana, il vostro becchino | Chadeau / Holden / Hot Dead |
| 1969 | 5 per l'inferno | SS Col. Hans Mueller |
| 1969 | Il dito nella piaga | Cpl. Brian Haskins / Norman Carr |
| 1969 | La legge dei gangsters | Quintero |
| 1968 | Il grande silenzio | Loco (Tigrero) |
| 1968 | Se incontri Sartana prega per la tua morte | Morgan |
| 1968 | Coplan sauve sa peau | Theler |
| 1968 | Ognuno per sé | Brent il Biondo |
| 1968 | Due volte giuda | Dingus |
| 1968 | I bastardi | Adam |
| 1968 | Western, Italian Style | Self |
| 1968 | A qualsiasi prezzo | Clint Rogers |
| 1968 | Mister Zehn Prozent - Miezen und Moneten | Periwinkle |
| 1967 | Quién sabe? | El Santo |
| 1967 | The Million Eyes of Sumuru | President Boong |
| 1967 | Ad ogni costo | Erich Weiss |
| 1967 | Die Blaue Hand | Dave Emerson / Richard Emerson |
| 1967 | L'uomo, l'orgoglio, la vendetta | Lt. Miguel Garcia |
| 1967 | Five Golden Dragons | Gert |
| 1966 | Circus of Fear | Manfred |
| 1966 | Our Man in Marrakesh | Jonquil |
| 1966 | Das Geheimnis der gelben Mönche | Caporetti |
| 1966 | Gern hab’ ich die Frauen gekillt | Gomez (Rio segment) |
| 1965 | Per qualche dollaro in più | Juan Wild - The Hunchback |
| 1965 | Doctor Zhivago | Kostoyed Amourski |
| 1965 | Neues vom Hexer | Edwards |
| 1965 | Estambul 65 | Schenck |
| 1965 | The Pleasure Girls | Nikko Stalmar |
| 1965 | The Dirty Game | russischer Agent |
| 1964 | Winnetou II | David "Luke" Lucas |
| 1964 | Das Verrätertor | Kane |
| 1964 | Die Gruft mit dem Rätselschloss | George |
| 1964 | Wartezimmer zum Jenseits | Shapiro |
| 1964 | Das Geheimnis der chinesischen Nelke | Speranzo |
| 1964 | Der letzte Ritt nach Santa Cruz | Jose |
| 1964 | Die Drehscheibe | Self |
| 1963 | Der Zinker | Krishna |
| 1963 | Das indische Tuch | Peter Ross |
| 1963 | Der schwarze Abt | Thomas Fortuna |
| 1963 | Piccadilly null Uhr zwölf | Whitey |
| 1963 | Das Geheimnis der schwarzen Witwe | Boyd |
| 1963 | Scotland Yard jagt Dr. Mabuse | Inspector Joe Wright |
| 1963 | Kali Yug, il mistero del tempio indiano | |
| 1963 | Kali Yug, la dea della vendetta | Saddhu |
| 1963 | Die schwarze Kobra | Koks-Charley |
| 1963 | Die Mondvögel | Valentin |
| 1962 | The Counterfeit Traitor | Kindler |
| 1962 | Das Gasthaus an der Themse | Gregor Gubanow |
| 1962 | Die Tür mit den sieben Schlössern | Pheeny |
| 1962 | Das Rätsel der roten Orchidee | Steve |
| 1962 | Der rote Rausch | Martin |
| 1961 | Die toten Augen von London | Edgar Strauss |
| 1961 | Das Geheimnis der gelben Narzissen | Peter Keene |
| 1961 | Die seltsame Gräfin | Bresset |
| 1961 | Bankraub in der Rue Latour | Bex, Autor |
| 1961 | Die Kurve | Anton |
| 1960 | Der Rächer | Lorenz Voss |
| 1958 | A Time to Love and a Time to Die | Gestapo Lieutenant |
| 1956 | Geliebte Corinna | Klaus Brockmann |
| 1956 | Waldwinter | Otto Hartwig |
| 1955 | Kinder, Mütter und ein General | Leutnant, der nicht mehr lacht |
| 1955 | Ludwig II: Glanz und Ende eines Königs | Prince Otto von Bayern |
| 1955 | Sarajewo | Nedeljko Čabrinović |
| 1955 | Hanussen | Erik von Spazier / Mirko |
| 1954 | La Paura | Cabaret Performer |
| 1951 | Decision Before Dawn | Whining Soldier (uncredited) |
| 1951 | Deutscher Filmpreis | Self |
| 1948 | Morituri | Dutch prisoner |
