Did You Know?
[her memories of working on
] The movie was shot on location in Jackson Hole, Wyoming. Alan Ladd
and I both went up the chair lift to the top of a mountain. I went down the lift by myself, but Ladd was too scared to come down! Finally, they sent a helicopter to rescue him; he was too chicken to go down. The cast and crew never let him hear the end of it!
Interviewed in Tom Weaver
's book "Eye on Science Fiction" (McFarland & Co., 2003).