When the cab driver flags down Adam 12 the day is bright and sunny. Following scene at the corner its overcast with no shadows but is again bright and sunny when they arrive on scene with the climber.
During the pistol qualification, the range officer orders "Guns on the bench" but everyone keeps their pistols in their holsters.
At the shooting range, the guns do not recoil when fired indicating they are firing blank cartridges not live rounds.
The birdbath in the backyard explodes before the gunshot is heard.
During the call at the young couple's house, there are several shots that have large cables visible on the ground in the background.