Purr-fect Partners
- "What's going on here?!"
- "All right, Keswick. What's up with the dog?"
- "No, Agent Nutz is over there!"
Doom-mates
- "Everybody run for your lives, and don't forget your parking validated on the way out!"
Mall Rat
- "What's your backup plan, Kitty?"
- "And the bathrooms are so clean you can actually eat off the floor. In fact, I think I will!"
Operation: Happy Birthday
- "Agents, this might be our most dangerous mission yet, good luck."
Snapnapped
- "Keswick you need to build a jelly-doughnut one!"
Mom-A-Geddon
- "Agents Puppy and Katswell, what's the word on the bird?"
Cruisin' for a Bruisin'
- "I'm gonna let my hair down!"
- "I'm chief of the world! Ahhhhhhh!"
- "Okay now it just got weird."
Puppy Love
- "Ah! T.U.F.F., the most organized organization in the world! I love a well organized office!"
- "I love it when we evacuate!"
- "Yay! We get to evacuate again!"
- "Whoops! My bad! That was the microwave. My burrito's done!"
- "This is a nightmare! We gotta hire a new secretary!"
Toast of T.U.F.F.
- "I wish everything in this office worked as well as R.I.T.A."
- "Man R.I.T.A. is a good cook! I haven't eaten this well since I spent that week in a German Shepherd!"
- "It is your fault!"
- "Agent Puppy, I told you not to drink from the toilet!"
- "We'll take the office ASAP!"
- "Thank you Tommy! Oh, and happy birthday!"
- "Tommy, blow out the candles and fire the missiles!"
Dog Daze
- "You're fired!"
- "He was a good agent! Too bad he was a woodpecker, pretty princess, and a pirate."
Internal Affairs
- "If only I had my nun chucks to make this lizard up-chuck!"
- "I'm Huge! Oh yeah, shrink ray."
Chilly Dog
- "Was that the only costume that would fit him?"
- "Who cares?"
- "Congratulations Agents Puppy and Katswell! Thanks to you the figure skating world is saved. but now that I get to think of it, who really cares? But good job anyway."
The Doomies
- "I probably shouldn't use surgical since Keswick is not a doctor."
- "Hey there's grape soda in here!"
- "Okay if your going to keep talking like that, then put the cup back over me."
Thunder Dog
- "Then we're all doomed!"
- "NOOOOO!"
Snap Dad
- "Oh, he ALWAYS brings me trail mix!"
- "Snaptrap, you're hired!"
- "But he may be able to help!"
Iron Mutt
- "Yay!"
- "I mean he didn't sign my lunch box but we'll go with your thing."
- "I'm Iron Mutt!"
The Wrong Stuff
- "There's Jack now!"
- "NOOOO! You have any idea how hard is it for me to roll a bowling ball!"
Watch Dog
- "Have you been opening door with your head again?"
- "The name is Dumbrowski, and I am not a chief I'm King Snaptrap's butler."
- "I can't believe my eyes! Why do I blink in every picture?"
Dog Dish
- "Agent Katswell what's the update on Agent Puppy's visit to the vet?"
- "KESWICK! ACTIVATE THE RASH SHIELD!"
Forget Me Mutt
- "BLAH Cheetah! Oh man, I really do that!"
- "Holy cow, that guy's more handsome than me!"
- "Please tell me I'm still handsome."
Mind Trap
- "Everyone at T.U.F.F. hates me! Except Agent Nutz. He thinks I'm a duck."
- "Holy mackerel! This cookie has mackerel in it!"
Kid Stuff
- "A minute? That's like, forty seconds right?"
- "An hour?! Oh, it's daylight savings time! That's four hundred and eight minutes!"
Super Duper Crime Busters
- "Aaaah! My face is bleeding!"
- "Psycho dog! Vengeance will be mine!" (tasers)
Mission: Really Big Mission
Frisky Business
- "And you sacrifice will not go unrewarded! It's been an honor working with you Keswick!"
Hot Dog
- "I'm hot too." (mirror in front of The Chief cracks)
- "Can someone call The Chameleon? I spent all my credit talking with the Ladybug I met at the gym."
Disobedience School
- "We are!"
- "Yeah! Even the line at the bathroom is an adrenaline rush!"
- "That's $11,000 dollars I'll never see again!"
The Dog Who Cried Fish
- "I'm so hungry I could eat a horse!"
Doom and Gloom
- "Oh thanks, Murray. You've made a middle aged flea happy."
Law and Odor
- "Actually we just asked him to take a shower but then he made a big stink about it and left vowing revenge."
- "Ahh! Nerve toxin!" (After drinking the cup with nerve toxin)
The Rat Pack
Booby Trap
The Curse of King Mutt
Bored of Education
Snappy Campers
Lucky Duck
- "Why was I born?"
A Doomed Christmas
Big Dog on Campus
Dog's Best Friend
The Chief