- Megan Leavey: You don't leave because you have somewhere to go, you leave because nothing is keeping you there.
- Megan Leavey: [to Rex tearing clothing apart] You wait till we get to Iraq to find your inner puppy?
- Gunny Martin: They're not even dogs anymore. They're warriors, and they come back with all the same issues we do.
- Cpl. Matt Morales: He said he liked my people... I'm Puerto Rican Scandinavian, which side does he mean?
- Megan Leavey: Your Scandinavian side
- Gomez: I heard the enemy likes to steal the dogs, right, to strap bombs on them and send them back to their owner.
- Megan Leavey: Well, since Rex can break someone's arm with his teeth, I'm not too worried.
- Lt. Michael Forman: [nearly being tricked into having his rear mauled] Very funny guys
- Lt. Michael Forman: I've still got a complete set of butt cheeks thanks to you
- [last lines]
- Lt. Michael Forman: Whatever you're planning to do... you better do it fast
- Cpl. Matt Morales: Who's that?
- Megan Leavey: This is Chico. Chico, sit.
- [his dog sits being very docile]
- Megan Leavey: I trained Chico to lick the enemy to death.
- Coletta: [about her practice can] Hey, cute dog. What's his name? I mean, her name.
- Megan Leavey: I haven't named her yet. I'm waiting for us to bond.
- [first lines]
- Megan Leavey: [narrating] I left this place a thousand times in my mind, but I never actually went anywhere. What was the final straw? I had nothing.