i sure wish the so called "Cast Preview" would not have
followed a soft opening and be a mix-in.
it is my hope that the Cast Previews for Space Mountain, Parade of Dreams and Remember...Dreams Come True don't follow the same recipe.
i had good intentions.
for the heck of it, here is the answer to the trivia question:
1955
Circarama, film "A Tour of the West"
1960 New Circarama film "America the Beautiful" (1960-1967)
1967
World Premiere Circle-Vision (redesigned 360-degree cinema, formerly Circarama; new film "America the Beautiful;"
1984
New World Premiere Circle-Vision film "American Journeys" (retired 1997)
1998
Rocket Rods Queue (retired 2000)