This script should do the trick for you.
void main()
{
vector vPosition=Vector(0.0, 0.0, 0.0); //X, Y, Z coordinates
location lWhereToSpawn=Location(vPosition,0.0); //Orientation, I believe
CreateObject( OBJECT_TYPE_CREATURE,
"my_character",lWhereToSpawn);}
You can find the X, Y, Z coordinates through the whereami cheat code in K1 or Glovemaster's FindMe power from his Handy Force Powers (2.0) (
http://knightsoftheoldrepublic.filefront.com/file/;77882) mod for TSL.