Detective Investigation Files IV (2025)
刑事偵緝檔案Ⅳ
Detective Investigation Files IV (Chinese: 刑事偵緝檔案IV) is the 4th and final installment of the Detective Investigation Files TV franchised by TVB in Hong Kong. It is a complete reboot of the series, with new cast. The series focuses on the lives of two detectives, Tsui Fei (Louis Koo) and Kong Chi Shan (Sunny Chan), and the murder cases they deal with.
Watch Providers
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Seasons
Season 4
Episodes season 4
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4x1
Episode 1
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4x2
Episode 2
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4x3
Episode 3
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4x4
Episode 4
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4x5
Episode 5
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4x6
Episode 6
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4x7
Episode 7
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4x8
Episode 8
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4x9
Episode 9
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4x10
Episode 10
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4x11
Episode 11
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4x12
Episode 12
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4x13
Episode 13
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4x14
Episode 14
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4x15
Episode 15
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4x16
Episode 16
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4x17
Episode 17
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4x18
Episode 18
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4x19
Episode 19
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4x20
Episode 20
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4x21
Episode 21
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4x22
Episode 22
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4x23
Episode 23
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4x24
Episode 24
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4x25
Episode 25
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4x26
Episode 26
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4x27
Episode 27
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4x28
Episode 28
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4x29
Episode 29
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4x30
Episode 30
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4x31
Episode 31
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4x32
Episode 32
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4x33
Episode 33
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Episode 34
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4x35
Episode 35
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Episode 36
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Episode 37
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4x38
Episode 38
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4x39
Episode 39
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4x40
Episode 40
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4x41
Episode 41
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4x42
Episode 42
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4x43
Episode 43
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4x44
Episode 44
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4x45
Episode 45
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4x46
Episode 46
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4x47
Episode 47
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4x48
Episode 48
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4x49
Episode 49
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4x50
Episode 50
