Emergency!

Frequency (3x1)

Data de estreia: Set 22, 1973

When Johnny's policeman friend is injured in a car crash, the paramedics can't reach the hospital because another squad is using the biophone. A child with a mysterious malady turns out to be drunk. Roy and John assist at the hospital when the victims of a motorcycle gang war are brought in for treatment. An artist becomes trapped in his own sculpture. A father and son are trapped in a collapse at a construction site.