The Waltons Season 7 Episode 4 The Obsession ( Air Date 1978-10-19 ) Genre Drama category. Overview "Mary Ellen gets prescription drugs and abuses them in order to study long hours for her Nurse's exam. Cissy Tucker Yancy Tucker's wife has had enough and she puts her foot down.".
The Waltons Season 7 Episode 4 The Obsession
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- Watch: The Waltons Season 7 Episode 4 The Obsession on CWR-CRB
- Stars: Ralph Waite, Jon Walmsley, Mary Elizabeth McDonough, David W. Harper, Earl Hamner, Jr., Eric Scott, Kami Cotler, Joe Conley, Judy Norton
- Director: Earl Hamner, Jr., Robert L. Jacks, Lee Rich, Jerry Goldsmith
