The comic book version of John Garrett first appeared in the mini-series 'Elektra: Assassin". He also played a supporting role in comic series Secret Warriors.
When Simmons first mentions she wants to phone Dr. Streiten, many people mistakingly thought she said 'Dr. Strange', referring to the comic book character Doctor Stephen Strange, the Sorceror Supreme. However, in subsequent scenes she is clearly saying 'Dr. Streiten', the character played by Ron Glass who appeared in the Pilot (2013) and in The Magical Place (2014).
First appearance of Agent Antoine Triplett, played by B.J. Britt.
"T.A.H.I.T.I." originally aired on ABC on March 4, 2014, and according to Nielsen Media Research, was watched by 5.46 million viewers. It was nominated for a Primetime Emmy for its visual effects.
First ever live action portrayal of John Garrett.