Kanan is forced to recount his Jedi Master's final words to him. This incident was shown in the second issue of the tie-in comic "Kanan - the Last Padawan" published by Marvel comics in May 2015. An altered version of the same events was later shown in Aftermath (2021).
The Rebel crewman costume is based on early concepts for the rebels by Ralph McQuarrie for the original Star Wars: Episode IV - A New Hope (1977).
The Aurebesh letters that appear on the TIE Fighter's viewer translate to "range".
While Ezra and Zeb are stealing the ship in the beginning a Stormtrooper shouts, "That's not one of us!" when he sees Zeb. Interestingly Zeb is actually "one of us" with "us" being a character voiced by Steve Blum (who also voices several Stormtroopers).
This aired on March 2nd (2015) which was the same air date of The Wrong Jedi from The Clone Wars in (2013)