Threshold is a 1981 dramascience fiction film from Canada, directed by Richard Pearce. It starred Donald Sutherland and Jeff Goldblum. The film was nominated for eight Genie Awards in 1983 and won three of them. Sutherland also won best actor at the 1982 Karlovy Vary International Film Festival for his performance.Filmed on location at the then newly constructed Ottawa General Hospital.
He and his colleague, research scientist Dr. Aldo Gehring, consider the risks and weigh the odds as time runs out for Carol Severance, the patient. Severance will die unless the experimental surgery is done quickly and succeeds.
Source: Wikipedia