Buried Alive on VHS video. Movie starring Tim Matheson, Jennifer Jason Leigh, William Atherton, Hoyt Axton. Directed by Frank Darabont. 1990.
From the VHS box cover:
Clint Goodman enjoys the simple life he’s created in age small town where he grew up. However, his wife Joanna yearns for a more glamorous existence and begins an affair with the local doctor who offers her a sinister but seemingly perfect way out.
Not found on DVD at this time: Get Buried Alive on VHS