On this page you find information about the Actors library of the Scala programming language.
Beginning from version 2.1.7, the actor library is part of the
Scala distribution in package scala.actors.
Scala Actors -- A Short Tutorial
This tutorial is mainly designed as a walk-through of several
complete example programs that can be readily compiled and run
using Scala 2.4 or newer.
Thanks to Juanjo Bazan there is also a Spanish translation of the tutorial.