The Spy Dogs are a secret organization of dogs that are dedicated to protecting their world, without letting their masters know about their activities.[5] They battle a variety of enemies, including Baron Bone, Catastrophe,Ernst Stavro Blowfish, fleas and aliens.[6]
All anthropomorphic animals are intelligent enough to walk on two legs and talk. The first season ofThe Secret Files of the Spy Dogs used traditionalcel animation, but the second season used thedigital ink and paint process.
Dog Zero (voiced byAdam West) - A dog of an unknown breed; who is the leader of the Spy Dogs. Although he is never seen, Dog Zero appears to be abloodhound.
Ralph (voiced byMicky Dolenz) - A dog from the United States who is a high-ranking Spy Dog. Ralph is the leader of the group. He is very sensible and cares about other individuals' feelings. Ralph appears to be aLabrador Retriever/Dalmatian mix. He has a brother named Mange who is a Chesapeake Bay Retriever.
Mitzy (voiced byMary Kay Bergman) - A pinkterrier from America; who is a high-ranking Spy Dog. She is very skilled in martial arts. Mitzy appears to be aYorkshire Terrier.
Scribble (voiced byMicky Dolenz) - A dog from the United States; who is a Spy Dog-in-training. He is the comic relief of the group and is known to eat anything. Scribble appears to be aBeagle mix.
Angus (voiced byJim Ward) - AScottish Terrier from Scotland; who is the technological genius of the Spy Dogs. He is the second comic relief; second only to Scribble. He has a mother; who is also from Scotland.
Von Rabie (voiced byJim Cummings) - A dog of unknown breed (meant to be aPit bull,Boxer,Rottweiler andDobermann) from the United States, originally from Australia; who is an operative of the Spy Dogs. He is the genius bruiser of the group.
Stahl (voiced byMichael Donovan) - AGerman Shepherd probably from Germany; who is an operative and paranormal specialist. He is very brave and confident.
Noodle (voiced byBilly West) - A Poodle/Bichon Frise mix from France who likes to cook. He sometimes has a tendency to worry.
B.A.R.K. Squad -S.W.A.T. orMarine dogs. They always wear blue goggles, helmets and waistcoats.
Furry (voiced byBilly West) - A Doberman Pinscher; who is the leader of the B.A.R.K. Squad.
Arty (voiced byMary Kay Bergman) - Scribble's owner. Like Scribble, he can out of control and untrained sometimes; however, Arty's heart is in the right place and he's willing to do anything to help his mother out.
Arty's Mom (voiced byKath Soucie) - The unnamed mother of Arty.
Catastrophe (voiced byJim Cummings) - The nemesis of the Spy Dogs organization who serves as the primaryantagonist of the series. He is acat withprosthetic mechanicaltail which he wore because his natural one was bitten off by a dog or lost in an accident in arocking chair testing facility. He tried to take over the world with an army of mummy cats andBastet. His metal tail suggests he is a parody ofDr. No, while he is sometimes seen stroking a mouse similar toErnst Stavro Blofeld's white cat.
Maws - Catastrophe's assistant with big teeth. He is a spoof ofJaws.
Oddball - Catastrophe's muscular Siamese cat henchman with a bowler hat and blue bowtie. Based on the villainOddjob with the trademark bowler hat.
Bast - The leader of the Cat Mummies who Catastrophe once enlisted.
Cat Mummies (vocal effects provided byFrank Welker) - A bunch of mummified cats.
Baron Bone (voiced byClancy Brown) - A human who attempted to corner the market in beef by luring all thecows in the world with a giant ball of cud.
Miss Tenderloin (voiced byTress MacNeille) - Baron Bone's female servant.
Chuck - Baron Bone's henchman.
Chauncey - An incredibly lucky, silent and charismatic runaway Super Prototype Mobile-Suit Human "mindless automaton". In order to keep him under control, Mitzy warehoused Chauncey by making him the President of the United States. He is a parody of Chauncey Gardiner from thenovel and the movie "Being There" (his debut episode was actually called "Being" and had many similarities with novel/movie).
D'Cell (voiced byEddie Deezen) - A human who tried to steal every new gadget in the world so he would be on the cutting edge of technology.
Ernest Anyway - Ahunter who successfully capturedBigfoot,Mokele-mbembe, aYeti, and his mother (Ernest's comment about it was "Don't ask"). He tried to capture theLoch Ness Monster (which turned out to be an elongateddachshund named Nessie) only to be thwarted by Ralph and Erin. His name is a parody of writerErnest Hemingway.
Ernst Stavro Blowfish (voiced byBen Stein) - He took control of all the fast food restaurants in the world just because he thinks he is evil. Named afterErnst Stavro Blofeld.
Septic and Incus - Two scientists that work for Blowfish.
Porkzilla (vocal effects provided byDee Bradley Baker) - He is not really evil. After he drank a special potion made by two girls on a turnip farm to grow bigger, he became huge and went to the city to eat. Porkzilla is a spoof ofGodzilla.
Twin Girls (Voiced by Kath Soucie and Mary Kay Bergman) - The creators of Porkzilla named Older Sue and Corny May.
Witch Doctors - A quartet of witch doctors in suits that work asSpin Doctors at the Ferret Network. After Ralph and Stahl expose their plans to hypnotize the TV viewers, they are fired by the Ferret Network's CEO.
Witch Doctor Brad (voiced by Maurice LaMarche) - Leader of Witch Doctor.
Witch Doctor Chad (voiced by Pat Fraley) - Witch Doctor's Henchman.
Witch Doctor Seymour - Witch Doctor's Henchman.
Witch Doctor Thad - Witch Doctor's Henchman.
SpaceSlugs (voiced byMaurice LaMarche andBilly West) - They tried to bury the world in slime to recreate their home world which was destroyed. Also tried to mutate the children of the world into Space Slugs by tainting lunchroom food in schools.
Granny Larceny (voiced byTress MacNeille) - An old lady criminal who uses her babies to commit crimes.
Pookie, Wookums and Coochy - Granny Larceny's grand-babies who are programmed to commit crimes. Pookie is a master of the rattle-chuks. Wookums is a master of diaper-fu. Coochy has the ability of sticky drool.
Al Catraz (voiced byJeff Bennett) - The strict owner of the dog kennel where Ralph was dropped off while his owners were going on vacation. Al was displeased that his father had his dog inherit his fortune instead of Al.
Security Guard - Al Catraz's henchmen.
Timmy (voiced by Mary Kay Bergman) - He was not really evil, he was so much of a danger to himself and those around him he had to be stopped.
Bank Robbers (voiced by Jim Cummings)
Counterfeiters (voiced by Billy West and Tom Kenny)
Humanesks - androids large enough to be piloted by one or two spydogs, depending on model. The slimmer models are for one spydog, and the more obese models carry a co-pilot.
Pet Store Plane - planes. Usually used to transport cargo.
Toilets - invented as water bowls and communication devices.
^Lockhart, Kim (September 1998). "TV's Top 10 New Toons".Disney Adventures.8 (11): 39.
^Erickson, Hal (2005).Television Cartoon Shows: An Illustrated Encyclopedia, 1949 Through 2003 (2nd ed.). McFarland & Co. pp. 728–729.ISBN978-1476665993.