Visible crew/equipment: After winning the semi-finals basketball game against 16, when Captain Stanley, John and Roy walk into the kitchen, Roy and Cap stand near the stove, and two tape marks are visible on the floor.
Visible crew/equipment: At World Picture Corp, after the rescue of the guy with the broken clavicle trapped up on the joists, Morton tells Roy to transport the patient as soon as possible. It cuts to a shot of Squad 51 following the ambulance to ER receiving, and as they drive through the underpass, it's from the POV of inside the squad. Some location lighting becomes visible on the right side, and the reflection of the cameraman's legs are visible on the windshield, as he's seated in the passenger seat. We know that one of the paramedics is in the ambulance, so there should only be a driver in the squad.
Visible crew/equipment: After spending all night on the job, when the tired guys of 51 are at the basketball game, the outlines of the mic transmitters and wires are visible on the backs and sides of 51's jerseys, particularly when Roy gets injured. (00:36:00)
Visible crew/equipment: When 51's guys are at their practice game, the gymnast is injured and the outline of the mic transmitter is visible on the back of Johnny's T-shirt. (00:16:40)
Answer: I was rewatching a few first season episodes of Charlie's Angels (1976), and in S1xE6 "The Killing Kind," I recognized the same actor. So, to finally fully answer your question, the two baseball players in School Days are played by Rod Perry and Sean Fallon Walsh.
Super Grover ★