Visible crew/equipment: After Mr. Howarth confronts his son about the pills his daughter took, when Dixie walks up and tells him that he can see Monica, the actor's tape mark is visible on the floor, at Dixie's feet.
Visible crew/equipment: When Roy and Johnny are working on freeing the man trapped in the vehicle, and then when they are taking his vitals, the outlines of the mic transmitters and wires (running up toward their shoulders) are visible on the back of Roy's and Johnny's shirts. The mic transmitter's outline is also visible on the left side of Christy's sweater, below the waistline.
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 ★