Stingray

"Ray", a man of mystery, gets people out of trouble, asking for favors in return.

Ray infiltrates an illegal migrant worker camp in order to look for the missing son of the housekeeper of a former client. The camp is run more like a prison than a worker camp.

Ray poses as a visiting surgeon to find out why a hospital has such a high mortality rate for it's OR patients.

Ray is hired by an elementary school teacher to find her husband. He infiltrates a marine research facility where the man had been working as a diver.

Ray is picked up by the police and brought to the Chief who tells him he knows about him and what he does.

When a young woman tries to kill Ray, and then steps in front of a bus, his investigation leads him back to a University research program.

Ray is contacted by a doctor at a mental hospital about some strange occurrences.

An employee of WHO shows up at Ray's door, and promptly dies after telling Ray he's infected with smallpox. Ray's investigation leads him to a secret government research facility.

Ray is hired by Sister Allison of a traveling religious show to find a serial killer murdering prostitutes in the cities that the show stops at.