Suspicious Partner Promotional poster Also known as Love in Trouble[1] Destiny Lovers Beware of This Woman Be Careful of This Woman Watch Out for This Woman Suspicious Romance Hangul 수상한 파트너 Genre Legal Crime Romantic-comedy Written by Kwon Ki-young Directed by Park Sun-ho Starring Ji Chang-wook Nam Ji-hyun Choi Tae-joon Kwon Nara Country of origin South Korea Original language Korean No. of episodes 40[lower-alpha 1] Production Executive producer Park Young-soo Camera setup Single-camera Running time 30 mins[lower-alpha 1] Production company The Story Works Distributor SBS Release Original network SBS Picture format 1080i (HDTV) Audio format Dolby Digital Original release May 10 (2017-05-10) – July 13, 2017 (2017-07-13) External links Website