Season 1, Episode 3. "Hate of Comrades"
A group of robbers kill a security guard who was a former police officer and who, before his death, used the APB app. Meanwhile, Gideon redesigns a feedback chair - previously utilized in the aerospace industry - for use in the investigation room, and Murphy learns that her ex-husband, Assistant State Attorney Scott Murphy, may be watching them.
Season 2, Episode 5. "Home"
The Rocinante chases an asteroid as it hurtles toward Earth.
Season 3, Episode 13. "Attack on Gorilla City"
Barry, Cisco, Caitlin, and Julian travel to Gorilla City on Earth 2 to rescue Harrison. However, they are soon captured and Barry is forced to fight a battle to the death against the gorillas' ruler, Solovar.
Season 1, Episode 3. "We Wanted Every Lie"
Ezra, Richard and Jules find a crucial clue to Maddie's whereabouts; Maddie's interest in Patrick alarms Max, Sally and their dangerous boss, The Doctor.
Season 1, Episode 6. "Confession"
SEAL Team Six makes a bold decision that could lead to Rip's rescue but could also have grave consequences.