Visible crew/equipment: When Chet, Roy, and Johnny are with the mother and child at the scene of the vehicle accident, the reflections of location set array lights, four side-by-side reflector screens with some crew members holding them and the camera/cameraman are all visible in the window and surface of the funeral home hearse, as it arrives and then pulls to the side of the road.
Visible crew/equipment: When ready to transport the teenagers from the crash, the bulging outline of the mic transmitter is visible on the back of Roy's shirt, when Roy tells Captain Stanley they're ready to go. The outline of the mic transmitter is visible on the back of Johnny's shirt, when he looks for his HT and is bitten by the rattler.
Visible crew/equipment: At the start of the episode, in the closeup shot of Roy, Chet, and Johnny as they're talking about not catching any fish on their trip, there is a chrome spotlight on the roof of the Land Rover, and we can see the reflection of the camera mounted on the vehicle's hood.
Visible crew/equipment: After Roy, Johnny, and Chet find the victims of the vehicle accident, when Johnny checks on the boy's mother, the bulging outline of the mic transmitter is visible on the back, right side of Johnny's red shirt.
Answer: I believe you are speaking of the old man, Mr. Wilson. He's played by J. Pat O'Malley.
Bishop73
Correct, it was J. Pat O'Malley...he also played the grandfather with his grandson when their rocket exploded, and also played "Old Bill" in the episode with Ann Prentiss, where Gage saves the little girl from the burning tree house, and her mother falls in love with him.