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Coma
- Blwyddyn: 1978
- Gwlad: United States of America
- Genre: Thriller, Mystery
- Stiwdio: Metro-Goldwyn-Mayer
- Allweddair: coma, boston, massachusetts, black market, questioning, desperate, organ trade, suspenseful, baffled
- Cyfarwyddwr: Michael Crichton
- Cast: Geneviève Bujold, Michael Douglas, Elizabeth Ashley, Rip Torn, Richard Widmark, Lois Chiles