[1] The cartoon features the show's two main characters, young firefighter-paramedics John Roderick "Johnny" Gage and Roy DeSoto, voiced by the actors who played them on the prime-time series, Randolph Mantooth and Kevin Tighe.
It also added a "plus four" of young people trained in lifesaving techniques — Carol, Matt, Jason and Randy — along with their pets, Flash the dog, Charlemagne the hawk and Bananas the monkey.
[2] The series began on NBC's Saturday morning schedule on September 8, 1973, and ran twenty-three 30-minute episodes over two seasons.
[3] Randolph Mantooth and Kevin Tighe provided the character voices for their respective Emergency!
The "+4" of the series title referred to the four children who joined the paramedics in each episode's rescue activities.