Visible crew/equipment: When John and Roy are dispatched to the couple's house, for the second time, after they've checked the rooms upstairs and downstairs they join the couple in the living room, and the reflection of the large overhead set lighting is visible in the mirror hanging over the mantel.
Visible crew/equipment: During the rescue of the man trapped in the submerged car, when 110's Captain is handing John and Roy (who are in the water) the cave-in gear's air hose, in the shots from behind him on deck, the reflection of a crew member wearing white pants can be seen on the chrome surface beside him.
Visible crew/equipment: The first three times that Squad 51 is dispatched to 1012 Clinton Drive, before they leave the apparatus bay, we can see the reflections of set lighting in the squad's spotlights, particularly the driver's side.
Visible crew/equipment: After Roy gets chewed out by Dr. Sunderlin, when he and Johnny get back to the station, the spotlight on the passenger side is shiny and reflective, and set lights are reflected in it, then when the dispatcher drops tones for the next run, the spotlight has been sprayed with a dulling spray.
Visible crew/equipment: While en route to the mechanic whose engine fell on him, Mike is driving Engine 51, and seated backwards in the jumpseat behind Mike is Marco, who's wearing a helmet and his turnout, but in the shot from the POV behind Mike, we see the reflection in the rear-view mirror of the grey haired crew member, who is seated facing forward behind Mike.
Visible crew/equipment: At the greenhouse nursery, when Larry is leaning over his uncle, who's lying on the ground, the outline of the mic transmitter is visible on the back of the teenager's sweatshirt.
Visible crew/equipment: When the 15 year old OD is in the ER, after Morton removes the squad's resuscitator from the mask and replaces it with an Ambu bag, the cameraman moves forward and leans in, causing a distinct shadow on Johnny and the patient.
Visible crew/equipment: When Squad 51 is dispatched to a drowning, just as Chet tells Johnny, "Don't go getting yourself damaged," the set lighting is reflected in the squad's spotlights.
Visible crew/equipment: When Johnny walks out of the ER, and finds out from Sally that Roy's been spreading advanced publicity about Johnny's 'modeling career', and then when Dr. Knott joins them, the outline of the mic transmitter is visible on the back of Roy's shirt.
Visible crew/equipment: While en route to the boy who fell in the hole, Mike is driving Engine 51, and seated backwards in the jumpseat behind Mike is Marco, who's wearing a helmet and his turnout, but in the shot from the POV behind Mike, we see the reflection in the rear-view mirror of the grey haired crew member, who is seated facing forward behind Mike.
Visible crew/equipment: When Squad 51 responds to 'man injured', when they arrive at the house, Johnny asks Roy if there's a dog on the roof, and it cuts to a shot of Sheba, the dog, just as she glances toward the tree, and behind the tree we can see the moving legs of a crew member, likely Sheba's trainer.
Visible crew/equipment: After the guys get back to the station following the structure fire, when Roy and John discuss Roy's decision about possibly going to 98's, the lighting equipment is reflected in the driver's side spotlight.
Visible crew/equipment: After the structure fire, when Engine 51 and Squad 51 back up into the apparatus bay, the top of the set at the rear bay door can be seen.
Visible crew/equipment: When Johnny is bending down while checking on Boot, who's hiding under the bed again, and also as he and Roy walk out of the dorm when Station 51 is dispatched to the 'stove fire', the outline of the lav mic transmitter is visible on the back of Johnny's shirt.
Visible crew/equipment: After Roy and Johnny are dispatched to the woman whose hand is caught in the blender, when they ring the doorbell and then walk to the back door, the outline of the mic transmitter is visible at the back of Johnny's shirt.
Visible crew/equipment: After Roy and Johnny have listened to Brackett's tape of 110's rescue, when they get to the squad the outline of the lavalier mic transmitter is visible on the back, right side of Johnny's shirt, as he stores some things in the squad.
Visible crew/equipment: After Roy and Johnny give a CPR demonstration at the ladies' club, when one of the women thanks the paramedics, the outline of the lav mic transmitter is visible on the back of Roy's shirt.
Visible crew/equipment: When Johnny climbs the ladder and then picks up Sheba to carry her off the roof, the outline of the mic transmitter is visible on the back of his shirt. Additionally, as he's lifting Sheba the big dog pushes up against the front of Johnny's shirt, and we hear the crackling noises that were picked up on Johnny's hidden mic.
Visible crew/equipment: In the waiting room, when Dixie brings the couple with the sick little boy (lead poisoning) to the admitting desk, we can see the small tape mark on the floor behind them, where they had just been standing.
Visible crew/equipment: When Dr. Knott comes back to the ER to see the tractor driver before he's discharged, he walks down the hallway with the nurse, and when he stops near Brackett he looks down at the actor's tape mark on the floor, then steps up to his mark. Then after Dr. Knott experiences chest pains, the two actor's marks in the two spots where Brackett had been standing, are visible on the floor as they walk to the treatment room.
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 ★