The Sleuth of the Ming Dynasty
- Title: 成化十四年 / Cheng Hua Shi Si Nian
- English title: The Sleuth of the Ming Dynasty
- Genre: Historical, mystery
- Episodes: 48
- Broadcast network: iQiyi
- Broadcast period: 2020-Apr-01
- Original soundtrack: The Sleuth of the Ming Dynasty OST
The story revolves around a sixth grade prefecture judge and a member of the imperial secret police who join hands to solve crimes, unraveling the political schemes behind these cases and maintaining peace and order for the people.
- Guan Hong as Tang Fan (Tang Runqing)
- A sixth grade prefecture judge of Shun Tian Magistrate Manor. He is optimistic, kind and known for being a glutton.
- Fu Meng Bo as Sui Zhou (Sui Guangchuan)
- A sixth-grade imperial secret police (jinyiwei). He is a good cook and a skilled fighter.
- Liu Yao Yuan as Wang Zhi
- Duke of Xi Chang. Confidante of Wan Zhen'er. He is known for being both merciless yet upright.
- Royal family
- Cai Heng as Zhu Jianshen, the Emperor
- Alyssa Chia as Wan Zhen'er (Imperial Noble Consort Wan), the Emperor's favorite consort
- Fang Xiao Li as Empress Dowager Zhou
- Liu Shi Jie as Zhu Youtang, the crown prince
- Yang Kai Ru as Virtuous Consort Ji, mother of the Crown prince. Was poisoned to death by Wan Zhen'er.
- Zhao Xiao Lu as Princess Gu An, cousin of the current Emperor and daughter of Emperor Jingtai. She harbors hatred toward the current ruler for the plight of her family.
- Yang Kai Cheng as Wang Xian, prince consort. Despite being autistic, he is highly talented in weapon making and invented Bo Lang, a bomb that caused massive explosion.
- Li Tai Yan as Emperor Jingtai
- People around Tang Fan
- Huangyang Tian Tian as Dong'er, a maidservant who delivers food to Tang Fan and later follows him. She is highly intelligent and analytical despite her young age. She likes Sui Zhou.
- Mao Yi as Pei Huai, a skilled physician. Tang Fan's close friend. He likes Tang Yu.
- He Nan as Duo Erla, an Oirat girl who clashes with Tang Fan and later befriends him. She came to the Capital in search of her long-lost lover.
- Pan Shi Qi as Tang Yu, Tang Fan's sister. She was married to an abusive husband, but got a divorce and later get together with Pei Huai.
- Lu Jin Hao as He Cheng, Tang Yu's son and Tang Fan's nephew
- La Mu Yang Zi as Dong Gu, owner and chef of Dong Ji restaurant
- Zhang Yi Long as Wu Yun Bulage (Wu Yun), Duo Erla's follower. He is knowledgeable about weaponry and horses.
- People around Sui Zhou
- Xiong Xiong as Xue Ling, Sui Zhou's subordinate. An imperial secret police.
- People around Wang Zhi
- Yu Ming Xuan as Ding Rong, Wang Zhi's subordinate
- Steve Yoo as Jia Kui, a former Baihu soldier who was captured by Sui Zhou and works for Wang Zhi
- Wei Yun Xi as Mother Cui, manager of Huanyi Brothel
- Wang Mao Lei as Li Zilong
- Leader of Bai Yue Sect. Descendant of the royal family of the previous dynasty. He aims to stage a coup.
- Liu Bin as Shang Ming, Duke of Dong Chang
- Chen Wei Xu as Wan Tong, head of Jinyiwei guards. Wan Zhen'er's brother.
- Gao Lan Cun as Wan An, Chief Grand Secretary. Ally of Li Zilong.
- Cao Yang as Pan Bin, prefecture judge of Shun Tian Magistrate Manor. Tang Fan's senior.
- Qu Ge as Lao Sun, coroner at Shun Tian Magistrate Manor
- Qian Ru Fu as Lu Zhi, magistrate of Tong Zhou (later Yun He)
- Chen Meng Yao as Feng Qingzi, a courtesan at Huanyi Brothel
- Gong Zi Qi as Lin Chaodong, Feng Qingzi's lover
- Zhang Zhong Xing (张仲兴) as Zheng Ying, Duke of Hou An
- Luo Mao Yang (罗茂阳) as Zheng Cheng, elder son of the Hou An Manor. A wanton playboy. He was killed by Zheng Ying.
- Zhou Hang as Zheng Zhi, second son of the Hou An Manor. He killed Zheng Cheng, as he felt that he is an embarrassment to the family name.
- Yang Chang Qing as Liu Xiang, head eunuch. He killed Han Zao in an attempt to frame Royal Consort Wan.
- Shi Di Wen (史迪文) as Han Zao, the crown prince's study companion
- Shang Cheng Jun (尚城君) as Huang Jinglong, magistrate of Ji An City. He is known for his cruel and harsh punishments, resulting in the death of many prisoners.
- Yu Yang as Huang Ying, Huang Jinglong's subordinate
- Liu Yao Yuan as Yang Fu, a criminal captured by Huang Jinglong that looks identical to Wang Zhi.
- Lu Zhan Xiang as Nie Ping, a boy that was jailed for stealing money to buy medicine for his mother
- Gao Jian as Chen Xu, a general guarding the borders. Known for his uprightness and fierce loyalty to the country
- Dong Li Wu You as Xiao Niqiu, leader of the beggar children. Helps Wang Zhi in gathering intelligence.
- Tang Zi Yue as Xiao Chizi, one of the beggar children. Helps Wang Zhi in gathering intelligence.
- Yu Yuan as Yu Zhengpeng, elder son of Yu family. A general. He hated Wang Zhi as he believed he caused the death of his father.
- Lin Xu as Yu Zhenglin, second son of Yu family. A minister. He tried to turn the citizens against Wang Zhi as he thought he killed his family
- Yuan Qiao as Yu Xiulian, daughter of Yu family. She admires Sui Zhou, whom she was almost betrothed to.
- Chu Tian Shu (楚天舒) as Zhang Degui (Chef Zhang), chef of Yu family. He has a secret crush on Yu Xiulian and after failing to have his feelings reciprocated, killed the entire Zhang family.
- Zhao Yang as Zhu Jianmou, a prince who often helps out the needy and is known as "Great Kind Person". However, he is actually a serial murderer who kills foreign young girls and dig out their heart, due to having being betrayed by his lover.
- Shi Da Biao (石大髦) as Qian Tai, a tea merchant who trafficks children
- Lu Lin as He Lin, Tang Yu's abusive husband
- Li Li Qun as Ma Lin, the wealthiest merchant of Yun He who is is in charge of the silver mines. Subordinate of Li Zilong.
- Yang Huan as Li Mao, a scholar who is concerned about the welfare of mine workers
- Yang Tun as Ma Yuancong, Ma Lin's son
- Ge Xing Jia as Ma Rufu, housekeeper of Ma manor
- Zhang Yue (张岳) as Er Tao, leader of the mine workers
- He Zi Ming as Li Fei, a former soldier. He impersonated Sui Zhou, using his name to rob the officials and distribute the money to the poor.
- Yan Wei Liang as Li You, Li Fei's subordinate
- Zhang Bai Jia as Qing Ge, a famous courtesan. Li Zilong's god-daughter, who is planted as a mole in Huanyi Brothel.
- Hu Xiao (胡潇) as Sun Da, an official guarding the ice house
- Li Yuan Yuan (李元元) as Jin Sanniang, seller of ice in the black market. Descendant of a family who helped build the palace's secret tunnels.
- Shu Ya Xin as Alasi / Ding Man, an Oirat spy sent to the palace as an eunuch. Duo Erla's lover.
- Jiang Feng as Gao Yi, an accomplished general who was captured by the Oirats while protecting the former Emperor
- Jia Shu Yi as Madame Gao, Gao Yi's wife
- Original Writing: Cheng Hua Shi Si Nian (成化十四年) by Meng Xi Shi
- Directors: Guo Shuang (郭爽), Yang Huan (杨欢), Yang Tai (杨泰)
- Screenwriters: Shao Tian (邵天), Kan Jing (瞰景), Xi Cheng (程曦), Sun Wen (孙文)
- Producers: Yang Pei (杨蓓), Li Mi (李密)
- Executive Producers: Wang Xiao Jun (王晓晖), Jackie Chan
- Company: Zhejiang Guanya Culture Film & Television, iQiyi