In a Flash - S6-E10
Continuity mistake: As the kids are burying their dad in the sand, the sand around his head changes depending on the angles. There are hand marks that disappear.
9-1-1 (2018)
1 continuity mistake in In a Flash - chronological order
Starring: Angela Bassett, Peter Krause, Aisha Hinds, Oliver Stark
Kids Today - S3-E1
Continuity mistake: When the father arrives at his son's car crash, there is a low shot looking up, specifically at the father. The sun is almost overhead. Cut to the rest of the action, the sun is further down in the sky.