Thirteen Going on Twenty
- Episode aired Oct 2, 1974
![David Hartman in Lucas Tanner (1974)](https://m.media-amazon.com/images/M/MV5BMTZiNDJhODAtNDcxNy00OGVlLTg3NWYtNmZiN2M4ZDhiYmY1XkEyXkFqcGdeQXVyMjcyMDU4NA@@._V1_QL75_UY281_CR71,0,190,281_.jpg)
Lucas attempts to help a child prodigy who has trouble adjusting to high school life with the older students.Lucas attempts to help a child prodigy who has trouble adjusting to high school life with the older students.Lucas attempts to help a child prodigy who has trouble adjusting to high school life with the older students.