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Geneviève Bujold, a Canadian actress, co-starred with Richard Widmark in the 1978 medical thriller film "Coma." Bujold portrayed the role of Dr. Susan Wheeler, a young surgical resident who investigates a series of mysterious comas occurring at a prestigious Boston hospital. Her character's determination and resourcefulness drive the narrative as she uncovers sinister secrets and faces danger while trying to expose the truth behind the comas.