The first spy is being held prisoner on the docks. Once you are past the guards and dogs, climb over the top of the room he's held in.
Kidnapper
The second spy is tied up in the attic of the far-right building, the one with the electric-shocking lights. You have to use the laser pen to break through the bars.
Poptropica spy where do you get the chief?
Give up
Where is the warehouse on poptropica's spy island?
You have to go get the lizard costume and get into the place and find him in there tied up.
just use the spy grappeling bowtie to get up there
The third spy has it
On Spy Island in the game Poptropica, a spy in a trash can will give you a message with directions to enter the warehouse via the roof. Put on your chameleon suit and enter the warehouse. Keep the suit on to get past the dogs (they won't be able to see you, but stop when they get close or else they will hear you). When you see some small platforms, climb up them and jump to the other side. You will encounter a spy that has been tied up. Simply talk to him to free him.
The mask on spy island in poptropica is a mask from Nabooti island.
You get them from up from the roof in spy island but you need to have the special tie to get up there first
There is a ladder and all you have to do is jump up it.