Terry Wills appears in seven episodes of Family Ties, three as the principal of Harding High School, Dr. Schulte. He appears as different characters in each of the other four episodes. Dr. Schulte's character is also mentioned in "Big Brother is Watching".
His appearances:
- Suzanne Takes You Down
- Double Date (as Dr. Schulte)
- The Graduate (as Dr. Schulte)
- Paper Chase (as Dr. Schulte)
- A Tale of Two Cities (Part 1)
- The Spirit of Columbus
- Alex Doesn't Live Here Anymore