PHILL LEWIS, star of the short-lived television sitcom "Teech," faces charges of drunken driving and manslaughter in a Dec. 28 accident that killed a 21-year-old woman. Lewis, 23, was indicted Thursday by a Montgomery County, Md., grand jury and plans to plead not guilty to the charges, his attorney said. . . . A GROUP OF 40 sunburned and hungry Asians found wandering in the Australian outback after being shipwrecked on the northwest coast will be charged as illegal immigrants, an Australian immigration official said Friday.