Insight

The religious nature of the program attracted a wide variety of actors and directors such as Jeff Hunter, Ed Asner, Jack Albertson, Beau Bridges, Carol Burnett, Ron Howard, Cindy Williams, Patty Duke, Ann Jillian, Wesley Eure, Bob Hastings, Cicely Tyson, Ricky Kelman, Jack Klugman, Robert Lansing, Randolph Mantooth, Walter Matthau, Deborah Winters, Bob Newhart, Bill Bixby, John Ritter, Michael Shea, Martin Sheen, Marc Daniels, Arthur Hiller, Norman Lloyd, Delbert Mann, Ted Post, Jay Sandrich, and Jack Shea, as well as writers Rod Serling, John T. Dugan, Lan O'Kun, and Michael Crichton.

The series was produced in the United States, and nearly all of its episodes were set there, but the animated opening credits show cars driving on the left-hand side of the road.