Continuity mistake: Dick Tracy and Kid narrowly escape the exploding boiler at Tess' apartment building. They leap to the ground a second before it explodes. As the dust settles, Tracy pushes himself to his feet - to reveal explosion debris that was already underneath him.
Continuity mistake: When Dick Tracy is interviewing Mumbles, he fills a glass of water right up to the rim. When he offers it to Mumbles, the water level has dropped by half a centimeter, but when the shot goes back to Tracy, the water level is back up to the rim again.
Continuity mistake: The red can that got crushed and was lying ahead of where Tess was tied up disappears after Breathless dies and Tess is freed.
Continuity mistake: In the boiler room, after the thugs leave, Tracy looks left and right at the steam. His hat swaps from tucked in to loose and lifted up between angles.
Continuity mistake: In the boiler room, when Kid is freeing Tracy from his ropes, the amount of steam around Tracy suddenly decreases to barely zero when the angle is focused on his back.
Continuity mistake: When Tracy is tied up in the basement, the rope around his body changes styles between shots.
Continuity mistake: Big Boy tries to bribe Dick Tracy in the basement of Tess' apartment. He drops two wads of loose bills on the table in front of Tracy. Cut to Tracy asking Big Boy if he is "gonna put all that money down". When the camera angle cuts back to Big Boy the loose money has disappeared and Big Boy drops wads of bundled money on the table. Cut back to Tracy refusing the bribe and he is gathering loose bills off the table to throw at Big Boy.
Answer: His full name was Richard Tracy, but it was used seldomly.