- UK
- Collins, London, Sep. 1970
- US
- Dodd, Mead, New York, 1970
Plot

When a bored diplomat is approached in a black airport by a woman whose life is in danger, his interest is aroused. In a moment of weakness, he agrees to lend her his passport and boarding ticket.
Suddenly, Stafford Nye's own life is on the line. For he has unwittingly entered a web of international intrigue, from which the only escape is to outwit the Countess von Waldsausen - a power-crazed spider, hell-bent on world domination.
Contents
- Introduction
- BOOK 1: Interrupted Journey
- 1. Passenger to Frankfurt
- 2. London
- 3. The Man from the Cleaners
- 4. Dinner with Eric
- 5. Wagnerian Motif
- 6. Portrait of a Lady
- 7. Advice from Great-Aunt Matilda
- 8. An Embassy Dinner
- 9. The House near Godalming
- BOOK 2: Journey to Siegfried
- 10. The Woman in the Schloss
- 11. The Young and the Lovely
- 12. Court Jester
- BOOK 3: At Home and Abroad
- 13. Conference in Paris
- 14. Conference in London
- 15. Aunt Matilda Takes a Cure
- 16. Pikeaway Talks
- 17. Herr Heinrich Spiess
- 18. Pikeaway's Postscript
- 19. Sir Stafford Nye Has Visitors
- 20. The Admiral Visits an Old Friend
- 21. Project Benvo
- 22. Juanita
- 23. Journey to Scotland
- Epilogue
Characters
Lord Edward, Altamount, Karl Arguilerus, Cliford Bent, Admiral Philip Blunt, Lady Mathilda Checkheaton, Mildred Jean Cortman, Sam Cortman, Dr. Donaldson, Professor Eckstein, Monsieur le President Grosjean, Henry Horsham, Sir James Kleek, Cedric Lazenby, Amy Leatheran, Lisa Neumann, Sir Stafford Nye, Colonel Ephraim Pikeaway, Eric Pugh, Dr. Reichardt, Mr. Robinson, Robert Shoreham, Herr Heinrich Spiess, Signor Vitelli, the Grafin Charlotte von Waldsausen, Countess Renata Zerkowski
UK/US covers
Collins / HarperCollins
- Collins, 1970
- Fontana, 1971
- Fontana, 1972; ISBN:9780006134862; ca: Tom Adams*; ♦Sheldon Goldberg
- Fontana, 1973; ISBN:9780006132950; ca: Tom Adams*
- Fontana, 1975; ISBN:978-0-00-614129-7; ca: Tom Adams*
- Fontana, 1979; ca: Tom Adams*; ♦Sheldon Goldberg
- Fontana, 1982; ♦Sheldon Goldberg
- Fontana, 1986
- Fontana, 1990; ISBN:9780006164494
- HarperCollins, 1992
- HarperCollins, 1995/PB, 2003/HB
- HarperCollins, 2003
- HarperCollins, 2008; Masterpiece edition; ISBN:9780007154920
- HarperCollins, 2011; Facsimile edition; ISBN:9780002311212
- William Morrow Paperbacks, 2012; ISBN:9780062094452
- Center Point Pub, 2014; Library Binding/Hardcover; ISBN:9781628990690
- HarperCollins, 2017; ISBN:9780008196400
- HarperFiction, 2018; ISBN:9780008256036
Dodd, Mead
- Dodd, Mead, 1970
- Dodd, Mead, 1987; Winterbrook edition; ISBN:9780396091646
Pocket Books
- Pocket, 1972; ISBN:9780671774349; ca: Tom Adams*
- Pocket, 1974; ♦Sheldon Goldberg
- Pocket, 1983; ISBN:9780671473464
- Pocket, 1991; ISBN:9780671706043; ♦Sheldon Goldberg
- Pocket, 20th; ♦Sheldon Goldberg
Other Publishers
- Berkley
- St.Martin, 2002; ISBN:9780312981709
- the Book Club, 1970
- Ulverscroft Large Print, 1984; ♦Ralf M.M. Stultiëns
Audio

- HarperCollins, 2003; ISBN:9780007170531


- HarperCollins, 2006; ISBN:9780007211647

- HarperCollins, 2007

- HarperCollins, 2007

- HarperAudio, 2012

- AudioGO, 2010; ISBN:9781609980108

- HarperCollins, 2016; ISBN:9781504764469
Western Europe covers
Passager pour Francfort
Le Masque (#1321) 1974
- Le Masque, 1974; ISBN:9782702402450
- Le Masque, 1990
- Le Masque, 1993
- Masque Christie, 2004; ISBN:9782702429761
- Masque Christie, 2012; ISBN:9782702438053
Club des Masques (#483) 1982
- Club des Masques
- Club des Masques, 1984
- Club des Masques, 2004; ISBN:9782702412886
Le Livre de Poche
- Le Livre de Poche, 1992
- Le Livre de Poche, 2010; ISBN:9782253060529
- Le Livre de Poche; ISBN:9782253060529
Other Publishers
- Librairie des champs elysées, 1970
- Hachette: Collection Agatha Christie (61), ; ISBN:9782846346009
Passagier voor Frankfurt
- Sijthoff, 1974; ♦Eric Gellaerts
- Sijthoff, 1970; ISBN:9789021801605; ♦Paula Dekkers
- Sijthoff, 1970
- Sijthoff, 1974
- Sijthoff, 1982
- Sijthoff, 1983
- Luitingh-Sijthoff/Poema, 1992; ISBN:9789024511426
- HLN, 2015
- Overamstel Uitgevers, 2015; ISBN:9789048823215
Passagier nach Frankfurt
- Hachette, 2008
- Atlantik, 2019; ISBN:9783455005615
Northern Europe covers
Passagerare till Frankfurt
- Bonniers, 1972
Passager til Frankfurt
- Lademann, 1972
- Forum Krimi, 1975
- Aschehoug, 2007
- Lindhardt og Ringhof, 2014 (ebook)
- Lindhardt og Ringhof (e-bog), 2014; ISBN:9788711321669
- Lindhardt og Ringhof (e-bog), 2014; ISBN:9788711321669
Salaperäinen matkustaja
- WSOY, 1971
- WSOY, 1989; ISBN:9789510013045
Farþegi til Frankfurt
Saladuslik reisija
- Olion, 1991; ISBN:9785460001811
- Varrak, 2010; ISBN:9789985321324
Pasažieris uz Frankfurti
- Artava, 1997; ISBN:9789984122526
Keleivis į Frankfurtą
- Sirokas, 1998
Southern Europe covers
Passeggero per Francoforte
- Mondadori, 1971
- Mondadori, 1978
- Mondadori, 1984
- Mondadori: Oscar scrittori moderni, 1999; ISBN:9788804397342
- Mondadori: Oscar scrittori moderni, 2002; ISBN:9788804507550
- Hachette Fascicoli, 2005
- RCS Quotidiani, 2011; ♦Ralf M.M. Stultiëns
- Mondadori, 2015; ebook; ISBN:9788852065866
- Mondadori: Oscar gialli, 2018; ISBN:9788804700869

Passeggero per Francoforte
Kindle, 2021
Pasajero para Fráncfort / Pasajero para Frankfurt
- Molino, 1971
- Biblioteca Oro, 1971
- Biblioteca Oro(#291), 1985; ca: Tom Adams*; ISBN:9789202742666
- ca: Tom Adams*
- Planeta, 2002
- Molino, 2003
- RBA (EPUB, 2013)
- RBA
- La Nacion
- Booket, 2005
- Planeta, 2017
- Planeta, 2017
- Planeta, 2019; ISBN:9788408216544
- Planeta, 2019; ebook; ISBN:9788408217626
Destinació Frankfurt
- Columna Edicions, 2002; ISBN:9788466402231
Passageiro para Frankfurt / Destino: Frankfurt
- Vampiro(292), 1971
- Record, 1972
- Nova Fronteira, 1972
- Nova Fronteira, 1984
- Record, 1999; ISBN:9788501155276; ♦André
- Nova Fronteira, 2003; ISBN:9788520915493
- ASA(#71), 2012; ISBN:9789892318486
- L&PM Pocket, 2013; ISBN:9788525429582
- HarperCollins Brasil, 2021; ISBN:9788595085947
- Kindle Brasil, 2021
Ταξιδιώτης για τη Φρανκφούρτη / Επιβάτης για Φρανκφούρτη
Ταξιδιώτης για τη Φρανκφούρτη
- Λυχνάρι(A077), 1982; ISBN:9789605170400
- Λυχνάρι
- Λυχνάρι(A077), 1998; ISBN:9789605170400
Επιβάτης για Φρανκφούρτη
- Ψυχογιός, 2020; ISBN:9786180135671
Putnik za Frankfurt
- Mladinska knjiga (Beograd), 2009; ISBN:9788679281135; ♦Svetlana Andjelic
- Mladinska knjiga (Beograd), 2017; ISBN:9788679281135
- BDR Media (Beograd), 2020; ISBN:9788660121358
Putnik za Frankfurt
- V.D.T. (Zagreb), 2009; ISBN:9789536838690; ♦Svetlana Andjelic
- Mladinska knjiga, 2011; ISBN:9789531409599
Potnica iz Frankfurta
- Mladinska knjiga (Ljubljana), 1993
Eastern Europe covers
Cestující do Frankfurtu
- Knižní klub, 2015; ISBN:9788024249377
- Knižní klub, 2015; ISBN:9788024249704
A frankfurti utas
- Hunga Könyvek, 1994; ♦Czibóka Tamas
- Európa Könyvkiadó, 2013; ISBN:9789630796200
Пътник за Франкфурт
- Абагар, 1992
- Ера($83), 2019; ISBN:9789543895397
Pasażer do Frankfurtu
- Wydawnictwo Dolnośląskie: Seria z Gawronem, 2000; ISBN:9788370233563
- Hachette Polska: Kolekcja Hachette: Agatha Christie(55), 2002; ISBN:9788371847165
- Wydawnictwo Dolnośląskie: Seria z Gawronem, 2005; ISBN:9788373843646
- Wydawnictwo Dolnośląskie, 2008; ISBN:9788324587117
- Wydawnictwo Dolnośląskie: Agata Christie - Królowa Kryminału, 2012; ISBN:9788324590803
- Wydawnictwo Dolnośląskie: Klasyka Kryminału, 2014; ISBN:9788327150936
- Wydawnictwo Dolnośląskie: Agatha Christie Kolekcja Kryminałów(27), 2015; ISBN:9788327153036
Pasager spre Frankfurt
- Excelsior-Multi Press, 1993
Пасажир з Франкфурта
Пассажир из Франкфурта
- *OMNIBUS*
Центрполиграф, 2003; Королева детектива
- *OMNIBUS*
Эксмо, 2009; Вся Кристи
- Эксмо, 2011
- Эксмо, 2011; ISBN:9785699494279
- Эксмо, 2012; Детективный клуб Агаты Кристи; ISBN:9785699597819
- Эксмо, 2017; Агата Кристи. Серебряная коллекция; ISBN:9785699907397
- Hachette, 2017
- Эксмо, 2022; Агата Кристи. Любимая коллекция; ISBN:9785041609825
Audio

Пассажир из Франкфурта
Эксмо, 2020
Middle East & Asian covers
ფრანკფურტის მგზავრი
Benim Adım Ölüm / Frankfurt Yolcusu
- Benim Adım Ölüm, Altın Kitaplar, 1971
- Frankfurt Yolcusu, Altın Kitaplar, 2006; ISBN:9789752107748
- Frankfurt Yolcusu, Altın Kitaplar, ; ISBN:9789752107748
מסתרי הנסיעה לפרנקפורט
راكب إلى فرانكفورت / سيدة القصر / سر فتاة المطار
راكب إلى فرانكفورت
- JARIR Raeader, 2010; ISBN:6281072062422
سيدة القصر
- تبارك للنشر والتوزيع; ISBN:9789775111523
- دار ميوزيك
2000
- دار ميوزيك
2000
- المكتبة الثقافية
سر فتاة المطار
- دار النجمة
مُسَافِر إلى فرَانْكفُورْت
- AJYAL Publishers, 2005; ISBN:978219572705
مسافر فرانکفورت
مسافر فرانکفورت
- Negah, A.P.1390; ISBN:9789649915203
- لك لك
A.P.1373
- مهر
A.P.1372
Penumpang ke Frankfurt
- Gramedia, 1994
- Gramedia, ; ISBN:9789796050338
- Gramedia, 2013; ISBN:9789792293340
- Gramedia, 2017; ISBN:9789792293340
- Indah Jaya, 1980
แฟรงก์เฟิร์ต แผนล้างโลก / แผนอุบาทว์ / เหตุเกิดที่แฟรงค์เฟิร์ต
แฟรงก์เฟิร์ต แผนล้างโลก
- สร้างสรรค์บุ๊คส์, 2006(2549); ISBN:9789743414626
แผนอุบาทว์
- กาญจนา, 1984(2527); ♦Rattanachai Lueangwongngam
เหตุเกิดที่แฟรงค์เฟิร์ต
- บรรณกิจ; ♦Rattanachai Lueangwongngam
Chuyến Bay FrankFurtt / Hành khách quá cảnh Frăngfooc
Chuyến Bay FrankFurt
- Văn hóa Thông tin, 2007
Hành khách quá cảnh Frăngfooc
天涯過客 / 天涯过客 / 法蘭克福機場怪客
天涯過客
- 好時年出版社, 1979
- 遠景出版, 1986; ca: Tom Adams*
- 遠景出版, 1988
- 風雲時代, 1990
- 遠景出版, 1992; ca: Tom Adams*
天涯过客
- 贵州人民出版社(阿加莎·克里斯蒂作品全集), 1998; ISBN:9787221046888
- 新星出版社(阿加莎·克里斯蒂侦探作品集13), 2014; ISBN:9787513313100
法蘭克福機場怪客
- 遠流出版(克莉絲蒂推理全集), 2004; ISBN:9789573252160
フランクフルトへの乗客
- 早川書房, 1975; ハヤカワ・ポケット・ミステリ(1237)
- 早川書房, 1979, 1995(18th); ハヤカワ・ミステリ文庫(HM1-48); ISBN:9784150700485; ca: Hiroshi Manabe
- 早川書房, 2004; クリスティー文庫(96); ISBN:9784151300967
프랑크푸르트행 승객
- 일신서적출판사(IL.SIN MYSTERY COLLECTION 13), 1988; ISBN:9788936604134
- 해문출판사: 애거서 크리스티 미스터리(39), 1991
- 해문출판사, 1997
- 황금가지(애거서 크리스티 전집 66), 2013; ISBN:9788982737664