Continuity mistake: When Peter and Debra are approaching Dr. Connors' office, the nameplate on his door misspells his name as "DR. CURT CONNeRS". After they have entered the lab, the nameplate is shown to have the correct spelling. (00:06:10)
Continuity mistake: Mandarin pulls a lever to initiate a decomposition sequence on the vessel. When the shot changes, MODOK is suddenly in view next to Mandarin's arm. (00:18:20)
The Origin of the Fantastic Four: Part 2 - S1-E2
Factual error: When Puppet Master takes a picture of the prison warden on TV with his Polaroid camera, the picture emerges instantly developed. Those types of pictures never develop instantly. (00:03:32)