![Dana Plato and Lou Richards in Diff'rent Strokes (1978)](https://m.media-amazon.com/images/M/MV5BOTUzZDJmNDYtZDk5Ni00NjA4LWE0NDItNjRhMDI3MGM1OTM2XkEyXkFqcGdeQXVyNTM3MDMyMDQ@._V1_.jpg)
![Mark Harmon, Billy Dee Williams, Pauley Perrette, David McCallum, Lou Richards, Daniel E. Smith, Michael Weatherly, Brian Dietzen, and Emily Wickersham in NCIS (2003)](https://m.media-amazon.com/images/M/MV5BMTYzMDY2Mjc4Ml5BMl5BanBnXkFtZTgwNjY2OTg3MTE@._V1_.jpg)
![Geri Jewell and Lou Richards in The Facts of Life (1979)](https://m.media-amazon.com/images/M/MV5BMjk5NzY5NzI5OF5BMl5BanBnXkFtZTgwNjE1MjU2MTE@._V1_.jpg)
Lou Richards2 of 10
PeopleMark Harmon, Billy Dee Williams, Pauley Perrette, David McCallum, Lou Richards, Daniel E. Smith, Michael Weatherly, Brian Dietzen, Emily Wickersham
TitlesNCIS, Honor Thy Father
Photo by Sonja Flemming - © 2014 CBS Broadcasting, Inc. All Rights Reserved