Continuity mistake: When Roy and Johnny are with the boy who is trapped on the crane, Johnny buckles the life belt around the boy's waist, and in the following shots the belt's direction flips around to the opposite way repeatedly. Note its stitched leather and tongue buckles.
Continuity mistake: At the stationhouse, when DeSoto and Gage are discussing the detective, in the shots facing Gage, DeSoto holds a cup of coffee in his hands, but in the shots facing DeSoto his cup is on the table.
Continuity mistake: When Johnny and Roy are with the elderly man in the burning house, the window is pushed up fully when Mike climbs the ladder in the exterior shot, but when Mike breaks the window with the axe, the window is halfway down in the interior shot.
Continuity mistake: When Gage sees Sheila in the hallway at Rampart while she's undercover, he stops her midway between treatment room three and four and they are standing face to face. In the wide shots of both of them and in Sheila's close-ups, she's standing right in front of the emergency fire hose glass cabinet, but in Gage's close-ups, he's standing directly in front of the door to treatment room four, farther up the hallway.
Continuity mistake: At the park, when the attendants load the mugger into the ambulance, and also when the ambulance backs up to Rampart's ER receiving, just as Squad 51 turns and starts backing up, the type of ambulance that parked is a station wagon, but in the next shot while Squad 51 is still backing up, that ambulance has suddenly become the truck type.
Continuity mistake: When Roy and Johnny are rescuing the elderly man from the burning house, in the interior shot Roy exits the window by placing his left leg out the window onto the ladder, but when it cuts to the exterior shot Roy has his right leg out the window on the ladder.
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.