In this episode, Megan Hunt (Dana Delany) and Peter Dunlop (Nicholas Bishop) investigate when a stay at home father is found by his wife Jen (Molly Price), stabbed to death at their house.

With the help of Detectives Bud Morris (John Carroll Lynch) and Samantha Baker (Sonja Sohn) they investigate, with all the evidence pointing towards the victims son, Mike (Jake O'Connor).

Meanwhile, Kate Murphy (Jeri Ryan) is asked by Megan's lawyer ex-husband Todd Fleming (Jeffrey Nordling) to help him with a case.

The episode received positive reviews, and was watched by 10.20 million viewers, according to Nielsen ratings, on the Tuesday night it aired in the United States.

Megan walks into her house and finds Mike's real father Tim (Timothy Devlin), holding Ed's and Jen's baby daughter hostage.

[1] "All in the Family" was written by Sam Humphrey and directed by John Polson, most known for founding Tropfest, the world's largest short film festival, which first took place in Australia.

[1] Actress Molly Price – best known for her role in Third Watch as Faith Yokas – guest starred in the episode as Jen Russell.

[3][5][6] "All in the Family", along with the eight episode's from Body of Proof's first season, were released on a two-disc DVD set in the United States on September 20, 2011.

Beethoven's Fur Elise played on the mobile as baby Sophie lay only feet away while her father was viciously murdered.

Christine Orlando from TV Fanatic said she found the episode both "dishearting" and "engaging", as well as later adding that it was "sad" and "frightening" when Jake O'Connor was accused of murdering his father.

[8] Orlando said of the flashback scenes that she hopes in future episodes they "delve deeper" into Megan's father's death, saying that it was "certainly a turning point for the character and I'd love to know more".