BILLY O'SULLIVAN

Actor:

1. 1. Back to the Future (1991), series
2. 2. Crazy in Love (1992), film
   ...
   Casey
3. 3. The Secret Kingdom (1998), film
4. 4. Lovers Lane (1999), film
   ...
   Doug (as Billy O')
5. 5. Waking Up in Reno (2002), film
   ...
   Lonnie Earl III

Voice:

1. 1. The Little Engine That Could (1991), film
   ...
   Eric