cast
- Ron Howard
- Ned De Vries
- Art Carney
- Walter Perry
- Tarah Nutter
- Kate De Vries
- David Knell
- Brandon
- Barry Corbin
- Dr. Agajanian
- Richard Dysart
- Dr. Morton Freeman
- Michael Bond
- Dr. Bill DeJong
- Jim Haynie
- Doc Vandecamp
- Robert Hirschfeld
- Harold
- G.W. Bailey
- Jim Lazlo
- Robert Behling
- Art
- Ken Hixon
- Williams
- Dwight Schultz
- Schlatter
- Charlotte Stewart
- Mrs. Lazlo
- Will Marchetti
- Farmer
crew
- Roger Young
- Director
- Richard Friedenberg
- Screenwriter
- Fred Karlin
- Composer (Music Score)
- Bryan Ryman
- Production Designer
