Visible crew/equipment: When the Battalion Chief, Roy, and Johnny walk into Captain Stanley's office to speak with the officers, two actor's tape marks are visible on the floor in front of the desk.
Visible crew/equipment: When Johnny and Roy are speaking with the Battalion Chief in the apparatus bay, about who could have stolen the money, when they walk forward there are two tape marks visible on the floor behind them, where they were just standing.
Deliberate mistake: At the very end of the episode, Roy and John are walking back to the unit and the driver side mirror appears to be parallel with the unit. The driver would see their own reflection at best.
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.