So, I found a couple creature that I can't ID, help anyone?

[Mgoc]

I found these creatures in my QT, Does anyone know what they are?

 

[Squishie89]

Nice photos, what did you use? First looks like a type of flatworm, 3 looks like a bristleworm of some sort, not sure about 2.

 

[Mgoc]

Nice photos, what did you use? First looks like a type of flatworm, 3 looks like a bristleworm of some sort, not sure about 2.

Just a regular cannon HD videocamera

And I think it maybe acoel flatworm?