Overview
The series tells the story of Fishtronaut, a fish in a spacesuit, similar to reverse scuba gear, which allows him to fly and breathe out of water. He is a secret agent of Secret Environmental Agency who, along with his friends Marina and Zeek, unravel the mysteries occurring in the Smiling Trees Park. They solve the mysteries with the help of a P.O.P. (Primary Objective Pod), a magical multicolored ball containing clues vital to the mission.
Cast
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Seasons
Season 152 episodes2009
1
The Case of The Sunny Day
2009-04-20
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2The Case of the Long Nosed Monkey
2009-04-27
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3The Case of The Lost Critter
2009-05-04
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4The Case of The Yucky Slime
2009-05-11
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5The Case of The Pitch Black Night
2009-05-18
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6The Case of The Strange Smell
2009-05-25
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7The Case of The Crabby Birthday
2009-06-01
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8The Case of The Oily Rainbow
2009-06-08
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9The Case of The Quaking Park
2009-06-15
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10The Case of The Disappearing Friends
2009-06-22
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11The Case of The Gopher Frenzy
2009-06-29
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12The Case of The Seven Colours
2009-07-06
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13The Case of The Lost Toy
2009-07-13
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14The Case of The Disappearing Picnic Baskets
2009-07-20
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15The Case of The Spooky Night
2009-07-27
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16The Case of The Messy Storeroom
2009-08-03
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17The Case of The Zeek's Disappearance
2009-08-10
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18The Case of The Mysterious Spots
2009-08-17
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19The Case of The Bubbles
2009-08-24
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20The Case of The Mistaken Identities
2009-08-31
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21The Case of The Kiwi Bird
2009-09-07
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22The Case of The Missing Honey
2009-09-14
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23The Case of The Flowerless Garden
2009-09-21
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24The Case of The Mysterious Honk
2009-09-28
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25The Case of The Day that was Night
2009-10-05
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26The Case of The Lurking Creature
2009-10-12
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27The Case of The Lazy Rabbit
2009-10-19
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28The Case of The End of The World
2009-10-26
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29The Case of The Stranded Giant
2009-11-02
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30The Case of The Flying Leaves
2009-11-09
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31The Case of The Seed Spreaders
2009-11-16
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32The Case of The Missing Water
2009-11-23
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33The Case of The Pale Flowers
2009-11-30
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34The Case of The Happy Plumb
2009-12-07
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35The Case of The Little Sheep
2009-12-14
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36The Case of The Missing Crickets
2009-12-21
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37The Case of The Disappearing Logs
2009-12-28
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38The Case of The Heavy Rain
2010-01-04
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39The Case of The Blue Wings
2010-01-11
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40The Case of The Shining Gnomes
2010-01-18
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41The Laughter Case
2010-01-25
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42The Case of The Plastic Bottles
2010-02-01
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43The Case of The Puppies
2010-02-08
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44The Case of The Scalding Sands
2010-02-15
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45The Case of The ... What Case is This Again?
2010-02-22
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46The Case of The Molten Ice
2010-03-01
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47The Case of Marina's Gift
2010-03-08
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48The Case That Fell From The Sky
2010-03-15
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49The Case of The Missing Eggs
2010-03-22
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50The Case of The Disappearing Things
2010-03-29
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51The Case of Billy's Disappearance
2010-04-05
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52The Case of The Three Singers
2010-04-12
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Added: 5/18/2026Updated: 6/2/2026