Is it possible to get villagers in my survival world? I can get villagers on my creative world, but not on survival mode.
Yes it is possible to find villagers. They can be found in villages generated when you start a new world.
Villages were added as of version 0.9.0 build 1:
Added villages. They spawn with gravel, wooden or sandstone bridges.
As for villagers, they were also added in 0.9.0 build 1:
Added villagers. Same level of AI as PC version 1.0.0 - They cannot trade, breed or open doors.
Here is a screenshot of a village in Minecraft: Pocket Edition:
You will find villagers walking around, and as of version 0.9.0 build 2, they have sounds!