Characters played by Marc Singer
David Hartman
Characters played by Kay Lenz
Sherry Williams
Characters played by Wendell Burton
Mike
Characters played by William Windom
Dr. Cavaliere
Characters played by Joseph Campanella
Dr. Schroeder
Characters played by Jack Warden
Fred Hartman
Characters played by Dorothy Tristan
Ida Mae Hartman
Characters played by Dirk Benedict
Bill
Characters played by Nancy Wolfe
Bobbi Hartman
Characters played by Marcia Strassman
Nancy
Characters played by Wynn Irwin
Danny
Characters played by Christian Juttner
Danny (age 8)
Characters played by Alison Leeman
Bobbi (age 10)
Characters played by Beverly Bremers
Linda
Co-Star
Characters played by Colby Haines
University applicant