Name: Detective Investigation Files IV
Genre: Drama, Crime, Mystery
Released: 26 May 1999
Rating: 8.00
Cast: Louis Koo, Jessica Hester Hsuan, Sunny Chan Kam-Hung, Charmaine Sheh, Lee San-San

Season

Season 4

4 - 1
"

Episode 1
4 - 2
"

Episode 2
4 - 3
"

Episode 3
4 - 4
"

Episode 4
4 - 5
"

Episode 5
4 - 6
"

Episode 6
4 - 7
"

Episode 7
4 - 8
"

Episode 8
4 - 9
"

Episode 9
4 - 10
"

Episode 10
4 - 11
"

Episode 11
4 - 12
"

Episode 12
4 - 13
"

Episode 13
4 - 14
"

Episode 14
4 - 15
"

Episode 15
4 - 16
"

Episode 16
4 - 17
"

Episode 17
4 - 18
"

Episode 18
4 - 19
"

Episode 19
4 - 20
"

Episode 20
4 - 21
"

Episode 21
4 - 22
"

Episode 22
4 - 23
"

Episode 23
4 - 24
"

Episode 24
4 - 25
"

Episode 25
4 - 26
"

Episode 26
4 - 27
"

Episode 27
4 - 28
"

Episode 28
4 - 29
"

Episode 29
4 - 30
"

Episode 30
4 - 31
"

Episode 31
4 - 32
"

Episode 32
4 - 33
"

Episode 33
4 - 34
"

Episode 34
4 - 35
"

Episode 35
4 - 36
"

Episode 36
4 - 37
"

Episode 37
4 - 38
"

Episode 38
4 - 39
"

Episode 39
4 - 40
"

Episode 40
4 - 41
"

Episode 41
4 - 42
"

Episode 42
4 - 43
"

Episode 43
4 - 44
"

Episode 44
4 - 45
"

Episode 45
4 - 46
"

Episode 46
4 - 47
"

Episode 47
4 - 48
"

Episode 48
4 - 49
"

Episode 49
4 - 50
"

Episode 50

Season

Episode 1

Episode 2

Episode 3

Episode 4

Episode 5

Episode 6

Episode 7

Episode 8

Episode 9

Episode 10

Episode 11

Episode 12

Episode 13

Episode 14

Episode 15

Episode 16

Episode 17

Episode 18

Episode 19

Episode 20

Episode 21

Episode 22

Episode 23

Episode 24

Episode 25

Episode 26

Episode 27

Episode 28

Episode 29

Episode 30

Episode 31

Episode 32

Episode 33

Episode 34

Episode 35

Episode 36

Episode 37

Episode 38

Episode 39

Episode 40

Episode 41

Episode 42

Episode 43

Episode 44

Episode 45

Episode 46

Episode 47

Episode 48

Episode 49

Episode 50