 
 
| Die drei Fragezeichen | The Three Investigators | 
| The characters | |
| Justus Jonas | Jupiter Jones | 
| Peter Shaw | Peter Crenshaw | 
| Bob Andrews | Bob Andrews | 
| Morton, Chauffeur | Worthington | 
| Patrick and Kenneth from Eire | Hans und Konrad aus Bayern | 
| Their cards | |
| DIE DREI FRAGEZEICHEN Wir übernehmen jeden Fall ? ? ? Erster Detektiv - Justus Jonas Zweiter Detektiv - Peter Shaw Recherchen und Archiv - Bob Andrews | THE THREE INVESTIGATORS "We Investigate Anything" ? ? ? First Investigator - Jupiter Jones Second Investigator- Peter Crenshaw Records and Research - Bob Andrews | 
| Der Inhaber dieses Ausweises ist ehrenamtlicher Junior-Assistent und Mitarbeiter der Polizeidirektion von Rocky Beach. Die Behörde befürwortet jegliche Unterstützung von dritter Seite. Gez. Samuel Reynolds Polizeihauptkommissar | This certifies that the bearer is a volunteer Junior Assistant Deputy
co-operating with the police force of Rocky Beach. Any assistance given
him will be appreciated. (Signed) Samuel Reynolds | 
 
| Die drei Fragezeichen und... | The Three Investigators in... | 
| The episodes, listed by author | |
| Robert Arthur | |
| [11] Das Gespensterschloß (1968) | [1] The Secret of Terror Castle (1964) | 
| [1] Der Super-Papagei | [2] The Mystery of The Stuttering Parrot (1964) | 
| [10] Die flüsternde Mumie | [3] The Whispering Mummy (1965) | 
| [8] Der grüne Geist (1975) | [4] The Mystery of The Green Ghost (1965) | 
| [22] Der verschwundene Schatz | [5] The Mystery of The Vanishing Treasure (1966) | 
| [18] Die Geisterinsel (1973) | [6] The Secret of Skeleton Island (1966) | 
| [5] Der Fluch des Rubins (1970) | [7] The Mystery of The Fiery Eye (1967) | 
| [24] Die silberne Spinne (1981) | [8] The Mystery of The Silver Spider (1967) | 
| [12] Der seltsame Wecker (1973) | [9] The Mystery of The Screaming Clock (1968) | 
| [6] Der sprechende Totenkopf (1971) | [11] The Mystery of The Talking Skull (1969) | 
| William Arden (ps., i.e. Dennis Lynds) | |
| [19] Der Teufelsberg (1974) | [10] The Mystery of The Moaning Cave (1968) | 
| [13] Der lachende Schatten (1971) | [12] The Mystery of The Laughing Shadow (1969) | 
| [4] Die schwarze Katze (1971) | [13] The Mystery of The Crooked Cat (1970) | 
| [9] Die rätselhaften Bilder (1976) | [18] The Mystery of The Shrinking House (1972) | 
| [2] Der Phantomsee (1977) | [19] The Secret of Phantom Lake (1973) | 
| [17] Die gefährliche Erbschaft (1978) | [22] The Mystery of The Dead Man's Riddle (1974) | 
| [21] Der tanzende Teufel (1979) | [25] The Mystery of The Dancing Devil (1976) | 
| [23] Das Aztekenschwert (1980) | [26] The Mystery of The Headless Horse (1977) | 
| [28] Der Doppelgänger (1982) | [28] The Mystery of The Deadly Double (1978) | 
| [30] Das Riff der Haie (1982) | [30] The Mystery of Shark Reef (1979) | 
| [34] Der rote Pirat (1984) | [33] The Mystery of The Purple Pirate (1982) | 
| [40] Der Automarder (1987) | [38] The Mystery of The Smashing Glass (1984) | 
| [45] Das Gold der Wikinger (1989) | [42] The Mystery of Wrecker's Rock (1986) | 
| [53] Die Automafia | [Crimebusters 1] Hot Wheels (1989) | 
| Nick West | |
| [7] Der unheimliche Drache | [14] The Mystery of The Coughing Dragon (1970) | 
| [15] Der rasende Löwe (1974) | [16] The Mystery of The Nervous Lion (1974) | 
| M. V. Carey (i.e. Mary Carey) | |
| [20] Die flammende Spur (1979) | [15] The Mystery of The Flaming Footprints (1971) | 
| [25] Die singende Schlange (1975) | [17] The Mystery of The Singing Serpent (1972) | 
| [14] Das Bergmonster (1976) | [20] The Mystery of Monster Mountain (1973) | 
| [21] Der Zauberspiegel | [21] The Secret of The Haunted Mirror (1974) | 
| [3] Der Karpatenhund | [23] The Mystery of The Invisible Dog (1975) | 
| [26] Die Silbermine (1980) | [24] The Mystery of Death Trap Mine (1976) | 
| [27] Der magische Kreis (1981) | [27] The Mystery of The Magic Circle (1978) | 
| [32] Der Ameisenmensch (1983) | [29] The Mystery of The Sinister Scarecrow (1979) | 
| [31] Das Narbengesicht (1982/83) | [31] The Mystery of The Scar-Faced Beggar (1981) | 
| [33] Die bedrohte Ranch (1983) | [32] The Mystery of The Blazing Cliffs (1981) | 
| [35] Der Höhlenmensch (1984) | [34] The Mystery of The Wandering Caveman (1982) | 
| [37] Der heimliche Hehler (1985) | [36] The Mystery of The Missing Mermaid (1983) | 
| [38] Der unsichtbare Gegner (1986) | [39] The Mystery of The Trail of Terror (1984) | 
| [43] Der höllische Werwolf (1988) | [41] The Mystery of The Creep-Show Crooks (1985) | 
| [46] Der schrullige Millionär | [43] The Mystery of The Cranky Collector (1987) | 
| Marc Brandel | |
| [36] Der Super-Wal (1985) | [35] The Mystery of The Kidnapped Whale (1983) | 
| [39] Die Perlenvögel (1986) | [37] The Mystery of The Two-Toed Pigeon (1984) | 
| [44] Der gestohlene Preis (1988) | [40] The Mystery of The Rogues' Reunion (1985) | 
| [51] Der riskante Ritt | [Crimebusters 5] An Ear For Danger (1989) | 
 
| Megan Stine and H. William Stine | |
| [42] Der weinende Sarg (1988) | [44] The Case of The Weeping Coffin (1985) | 
| [47] Der Giftige Gockel (1990) | [Crimebusters 2] Murder To Go (1989) | 
| [50] Der verschwundene Filmstar | [Crimebusters 6] Thriller Diller (USA), Hollywood Horror (UK) (1989) | 
| [55] Gekaufte Spieler (1992) | [Crimebusters 10] Long Shot (1990) | 
| Rose Estes | |
| [41] Das Volk der Winde (1987) | [45] The Case of The Dancing Dinosaur (1985) | 
| G. H. Stone (ps., i.e. Gayle Lynds) | |
| [48] Die gefährlichen Fässer | [Crimebusters 3] Rough Stuff (1989) | 
| [52] Die Musikpiraten | [Crimebusters 7] Reel Trouble (1989) | 
| [56] Angriff der Computer-Viren (1992) | [Crimebusters 11] Fatal Error (1990) | 
| William McCay | |
| [49] Die Comic-Diebe | [Crimebusters 4] Funny Business (1989) | 
| - | [Crimebusters 8] Shoot the Works (1990) | 
| Peter Lerangis | |
| [54] Gefahr im Verzug | [Crimebusters 9] Foul Play | 
 
 
