Mr. Gregory Devry (No. 95) - S3-E11
Factual error: Aram tells Elizabeth he downloaded "the fourth series of Doctor Who" and "Tom Baker is amazing" (indicating Baker is in series 4). Baker was the 4th Doctor and did not appear until series 10 of the original run.
Alexander Kirk: Conclusion - S3-E23
Factual error: Airport Abel Santamaria is not in Baracoa, but in Santa Clara. Baracoa airport's name is Gustavo Rizo.
Answer: The man Red killed, Sam Scott, was Lizzie's adoptive father, not her biological one. However, at that time Lizzie (and thus the audience), was led to believe her real father abandoned her and her mother, so expect more secrets to be revealed how her real father actually died (or if he's even actually dead).
Bishop73