Operación Dragón (1973) de Robert Clouse

• Título original: Enter the Dragon
• Año: 1973
• País: Estados Unidos
• Idioma(s): Cantonés, Inglés
• Director(es): Robert Clouse
• Guionista(s): Michael Allin
• Fotografía: Gil Hubbs
• Banda sonora: Lalo Schifrin
• Intérpretes: Bruce Lee (Lee), John Saxon (Roper), Jim Kelly (Williams), Sek Kin (Han), Ahna Capri (Tania), Robert Wall (Oharra), Angela Mao Ying (Su Lin), Betty Chung (Mei Ling), Bolo Yeung (Bolo), Geoffrey Weeks (Braithwaite), Roy Chiao (Shaolin Abbott (uncredited)), Yuen Biao (Tournament Fighter (uncredited)), Marlene Clark (Secretary), Sammo Hung Kam-Bo (Shaolin Fighter (uncredited)), Jackie Chan (Guard (uncredited)), Phillip Ko Fai (Guard (uncredited)), Mang Hoi (Chinese Junk Crew (uncredited)), Mars (Guard Executed by Bolo (uncredited)), Peter Chan Lung (Party Guest (uncredited)), Paul Chung Fat (Guard Executed by Bolo (uncredited))
• Compañía(s): Concord Productions, Orange Sky Golden Harvest, Sequoia Pictures, Warner Bros. Pictures
• Duración: 1h 42m