The cat was turned over to the SPCA, which was required to euthanize it for rabies testing.
The people who were exposed are being identified by the Division of Disease Control.
People are warned to be careful with all animals, especially wild and feral ones.
"Without prompt preventative treatment, rabies in humans is fatal nearly one hundred percent of the time." said Health Commissioner Donald Schwarz.
The health department's Division of Disease Control asks everyone to report any animal bite or scratch to their doctor or directly to the health department at 215-685-6748.
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