2:42 - O-Mer: "We feared the worst." In A New Hope, one of the rebels says the same thing to Leia when she arrives on Yavin IV: "When we heard about Alderaan, we feared the worst" [1:38:45].
4:04 - Trandoshan (as Ahsoka jumps into the window of the ship): "What the?" In Attack of the Clones, an alien on Coruscant makes this same exclamation as he sees Obi-Wan flying through traffic while hanging from a droid [15:08]; Han Solo says it in A New Hope after emerging from hyperspace into a meteor shower [1:03:15], and in Return of the Jedi, a scout trooper says this after being hit by Wicket [1:05:38].
12:55 - Ahsoka (to Chewbacca): "We need your help." Queen Amidala says almost the same thing to Jar Jar in The Phantom Menace ("I need your help" [1:37:55]); Obi-Wan to Padmé in Revenge of the Sith ("Padmé, I need your help" [1:38:44]); and Obi-Wan to Luke in A New Hope ("I need your help, Luke. She [Leia] needs your help." [36:03]).
19:02 - One of the items in the Trandoshan trophy room is the crystal skull from Indiana Jones and the Kingdom of the Crystal Skull:
19:54 - Ahsoka (to Garnac): "You're beaten." In The Empire Strikes Back, Vader also says this (to Luke): "You are beaten" [1:50:02].