Continuity mistake: While Bud is lying on his porch, reading the book, Dr. Murdock shows up. In the closeup, facing Bud, he reaches out to Murdock with his right arm, but it cuts to the next shot and it's Bud's left arm outstretched.
Flipper (1964)
1 continuity mistake in Decision for Bud - chronological order
Starring: Luke Halpin, Brian Kelly, Flipper, Tommy Norden
Deliberate mistake: After Bud overhears the plans for Flipper, he decides to hide his dolphin. When he boards the skiff, there are two flipped wide shots before they head out. Note the reversed dock, launch, and "Whaler" on the skiff.