乔希·戴维斯，Josie Rebecca Davis is an American actress, best known for her role as Sarah Powell in the television sitcom Charles in Charge from 1987 to 1990. Davis began her career acting in commercials at three years old. She played Sarah Powell on Charles in Charge for four seasons. Sarah Powell was a quiet, bookish character, and after Charles in Charge wrapped, Davis had a difficult time shedding that image and getting people to forget the character she created and to see her as pretty.