Trivia: As Bolivia escapes from the scientists, she passes a sign with a red cartoon bird on it. This is a clue toward the next episode, "Lysergic Acid Diethylamide," when a stoned Broyles sees the same bird on Walter's shoulder.
Alternate Earth general differences:
- In the Bloom County comic strip, Opus is a peahen rather than a penguin, and the strip is still being published as of 2011.
- Francis Ford Coppola directed Taxi Driver instead of Martin Scorsese.
- The metric system is used in the USA. Astrid says "They are going 50 km/h."
Trivia: The glyph code for this episode is FATED.
Marilyn: I just want you to have the support that you need.
Bolivia: And I do. You and Lincoln should get together and commiserate. He's not happy about this either.
Charlie: Freeze, Fringe Division! Hands on the wheel!
Lincoln: Get out of the car!
Henry: Which one is it?
Lincoln: Out of the car!
Lincoln: I wonder what she's going to end up naming him.
Charlie: She didn't tell you?
Charlie: I'll give you a hint. It's not Lincoln.
Lincoln: You don't know anything, do you?
Charlie: No, I don't, but I had you going.
Joshua Jackson, Lance Reddick, and Blair Brown are credited but don't appear.
Kirk Acevedo is credited as Guest Appearance By.
Canada: March 25, 2011 on Citytv
UK: May 18, 2011 on Sky1
Sweden: August 12, 2011 on Kanal 5
Finland: January 4, 2012 on MTV3
Poland: May 28, 2012 on TVN