Alfred Hitchcock and The Three Investigators Series

43 primary works • 44 total works
From book 31 (The Mystery of the Scar-Faced Beggar) onwards the series was called simply The Three Investigators.

See also: The Three Investigators: Find Your Fate
and The Three Investigators: Crimebusters

Book 1

The Secret of Terror Castle
4.05
· 5059 Ratings · 329 Reviews · published 1964 · 63 editions
Finding a genuine haunted house for a movie set so…
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Book 2

The Mystery of the Stuttering Parrot
3.99
· 4415 Ratings · 199 Reviews · published 1964 · 53 editions
Hot on the trail of seven talking parrots that hav…
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Book 3

The Mystery of the Whispering Mummy
3.84
· 3348 Ratings · 105 Reviews · published 1965 · 43 editions
When Ra-Orkon, a 3,000-year-old mummy, begins to w…
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Book 4

The Mystery of the Green Ghost
3.82
· 3089 Ratings · 120 Reviews · published 1965 · 39 editions
A green ghost oozes through the walls of a crumbli…
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Book 5

The Mystery of the Vanishing Treasure
3.87
· 2278 Ratings · 70 Reviews · published 1966 · 36 editions
Missing: One fabulous, jewel-encrusted belt, once …
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Book 6

The Secret of Skeleton Island
3.85
· 2661 Ratings · 69 Reviews · published 1966 · 43 editions
Skeleton Island is the next stop for The Three Inv…
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Book 7

The Mystery of the Fiery Eye
3.87
· 2104 Ratings · 70 Reviews · published 1967 · 40 editions
The Three Investigators must solve an old man's ri…
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Book 8

The Mystery of the Silver Spider
3.87
· 2201 Ratings · 79 Reviews · published 1967 · 38 editions
Three young detectives travel abroad to solve a my…
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Book 9

The Mystery of the Screaming Clock
3.92
· 2752 Ratings · 96 Reviews · published 1965 · 42 editions
The high pitched scream produced by an alarm clock…
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Book 10

The Mystery of the Moaning Cave
3.85
· 2459 Ratings · 72 Reviews · published 1968 · 36 editions
Many years ago, the young bandit El Diablo disappe…
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Book 11

The Mystery of the Talking Skull
3.83
· 2580 Ratings · 71 Reviews · published 1969 · 42 editions
It all started with a dollar. One dollar paid at a…
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Book 12

The Mystery of the Laughing Shadow
3.78
· 1707 Ratings · 44 Reviews · published 1969 · 36 editions
The three investigators try to solve a mystery inv…
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Book 13

The Secret of the Crooked Cat
3.77
· 1550 Ratings · 46 Reviews · published 1970 · 25 editions
With a clue provided by an unusual stuffed cat, Th…
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Book 14

The Mystery of the Coughing Dragon
3.75
· 1650 Ratings · 41 Reviews · published 1970 · 36 editions
Henry Allen's dog is missing - and he thinks it's …
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Book 15

The Mystery of the Flaming Footprints
3.84
· 2121 Ratings · 52 Reviews · published 1971 · 29 editions
When an eccentric local artist disappears suddenly…
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Book 16

The Mystery of the Nervous Lion
3.66
· 1156 Ratings · 21 Reviews · published 1971 · 25 editions
Hired to discover why a wild-animal farm's tame li…
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Book 17

The Mystery of the Singing Serpent
3.77
· 1223 Ratings · 41 Reviews · published 1972 · 32 editions
The Three Investigators become involved in witchcr…
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Book 18

The Mystery of the Shrinking House
3.86
· 1607 Ratings · 38 Reviews · published 1972 · 26 editions
The Three Investigators solve a case involving an …
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Book 19

The Secret of Phantom Lake
3.78
· 1287 Ratings · 41 Reviews · published 1973 · 31 editions
While picking up a load of junk, the boys acquire …
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Book 20

The Mystery of Monster Mountain
3.70
· 987 Ratings · 36 Reviews · published 1973 · 27 editions
The three young sleuths solve a case of double ide…
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Book 21

The Secret of the Haunted Mirror
3.85
· 1658 Ratings · 48 Reviews · published 1974 · 29 editions
Three young sleuths discover who is haunting a mys…
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Book 22

The Mystery of the Dead Man's Riddle
3.93
· 1469 Ratings · 38 Reviews · published 1974 · 25 editions
Three young detectives go on a high-stakes treasur…
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Book 23

The Mystery of the Invisible Dog
3.88
· 1597 Ratings · 54 Reviews · published 1975 · 30 editions
The Three investigators are hounded by supernatura…
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Book 24

The Mystery of Death Trap Mine
3.73
· 868 Ratings · 24 Reviews · published 1976 · 21 editions
The Three Investigators, aided by their friend All…
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Book 25

The Mystery of the Dancing Devil
3.73
· 1047 Ratings · 30 Reviews · published 1976 · 27 editions
Three young detectives search for a stolen statue …
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Book 26

The Mystery of the Headless Horse
3.80
· 1418 Ratings · 34 Reviews · published 1977 · 26 editions
When three junior detectives search for a valuable…
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Book 27

The Mystery of the Magic Circle
3.67
· 805 Ratings · 33 Reviews · published 1978 · 25 editions
Is former movie star Madeline Bainbridge an innoce…
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Book 28

The Mystery of the Deadly Double
3.80
· 930 Ratings · 20 Reviews · published 1978 · 20 editions
The Three Investigators foil a plot to kidnap the …
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Book 29

The Mystery of the Sinister Scarecrow
3.75
· 951 Ratings · 34 Reviews · published 1979 · 16 editions
The theft of some mutant army ants by a scarecrow …
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Book 30

The Secret of Shark Reef
3.66
· 867 Ratings · 21 Reviews · published 1979 · 23 editions
Three young sleuths uncover a mystery buried since…
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Book 31

The Mystery of the Scar-Faced Beggar
3.67
· 588 Ratings · 22 Reviews · published 1981 · 21 editions
A wallet dropped by a scar-faced beggar sets the T…
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Book 32

The Mystery of the Blazing Cliffs
3.68
· 654 Ratings · 25 Reviews · published 1981 · 22 editions
Wealthy eccentric Charles Barron is convinced that…
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Book 33

The Mystery of the Purple Pirate
3.61
· 725 Ratings · 21 Reviews · published 1982 · 19 editions
Searching for a legendary pirate treasure, the thr…
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Book 34

The Mystery of the Wandering Caveman
3.57
· 501 Ratings · 13 Reviews · published 1982 · 14 editions
Three young sleuths investigate the disappearance …
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Book 35

The Mystery of the Kidnapped Whale
3.83
· 740 Ratings · 17 Reviews · published 1983 · 16 editions
Jupiter, Bob, and Pete dig and flood a small trenc…
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Book 36

The Mystery of the Missing Mermaid
3.64
· 569 Ratings · 17 Reviews · published 1983 · 15 editions
Something is fishy in Mermaid Court!

First a little…
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Book 37

The Mystery of the Two-Toed Pigeon
3.66
· 542 Ratings · 11 Reviews · published 1983 · 14 editions
A pigeon with a missing toe leads three young sleu…
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Book 38

The Mystery of the Smashing Glass
3.67
· 578 Ratings · 11 Reviews · published 1984 · 14 editions
Three young detectives try to trap an invisible va…
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Book 39

The Mystery of the Trail of Terror
3.59
· 481 Ratings · 16 Reviews · published 1984 · 16 editions
While accompanying Pete's inventor grandfather to …
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Book 40

The Mystery of the Rogues' Reunion
3.80
· 589 Ratings · 16 Reviews · published 1985 · 11 editions
The reunion of a group of child movie stars plunge…
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Book 41

The Mystery of the Creep-Show Crooks
3.67
· 399 Ratings · 10 Reviews · published 1985 · 11 editions
The Three Investigators tangle with a couple of sh…
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Book 42

The Mystery of Wreckers' Rock
3.67
· 437 Ratings · 8 Reviews · published 1986 · 16 editions
While attending a week-long family reunion on a Ca…
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Book 43

The Mystery of the Cranky Collector
3.60
· 374 Ratings · 12 Reviews · published 1987 · 15 editions
When an ornery book collector disappears, the Thre…
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The Three Investigators 3 in 1: The Mystery of the Laughing Shadow / The Mystery of the Headless Horse / The Mystery of the Sinister Scarecrow
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