Rambo: The Force of Freedom
Cullen and Welker teamed up against Rambo in 1986, providing voices for several antagonists in the Rambo: The Force of Freedom animated series. Cullen led the way, voicing General Warhawk’s second-in-command Sergeant Havoc, S.A.V.A.G.E. member Snakebite, and several one-off bad guys. Welker played S.A.V.A.G.E. member Mad Dog who had an extensive biker gang which included Animal (also Welker) and Razor (Cullen). Watch the “Exercise in Terror” episode on Dailymotion featuring Cullen as Sergeant Havoc and Welker as Mad Dog.
Cullen and Welker were a tandem and voiced several other characters for the short-lived Sectaurs animated series in 1986. On the heroic side, Cullen gave an Optimus-like voice performance for Mantor, a scholar of ancient powers. His companion insect was Raplor who’s characterizations were voiced by Welker. Cullen also voiced the evil mercenary Skito and his companion insect Toxid. Another evil character character Skulk and his spider mount Trancula were voiced by Welker. Watch the entire Sectaurs animated series on YouTube.
Welker took the lead in the 1986-88 animated series Foofur, voicing the titular blue bloodhound. Cullen would voice two antagonizing characters to Foofur throughout the series. He voiced Vinnie, the oversized cat and leader of the Cat Pack, and Baby, one of the three rat brothers. Watch the “Nothing to Sneeze At” episode on YouTube.
Cullen and Welker once again teamed for the short-lived Dino-Riders animated series in 1987. Welker voiced the evil leader of the Rulons, Emperor Crulos and two other Rulon henchmen, Rasp and Skate. Cullen primarily voiced the heroic team including Mind-Zei, Gunnur, and the commando Bomba. Cullen also voiced the evil leader of the Antmen, Antor. Watch the complete series on YouTube.
Hagar the Horrible: Hagar Knows Best
The 1989 animated special Hagar the Horrible: Hagar Knows Best was based on the comic strip and produced by Hanna-Barbera. Cullen voiced the Viking protagonist for the special with Welker providing the voice for Snert the dog, Al, and the principal. Welker also serves as the narrator of the story. You can watch the special on YouTube.
The Pirates of Dark Water
Cullen and Welker were both villains in the early ’90s short-lived Pirates of Dark Water animated series. Welker voiced The Dark Dweller which was the evil creature that created the dark water. Cullen played the antagonist Bloth’s second-in-command Mantus. Welker also stepped in for Roddy McDowall following the 5-part miniseries to play the monkey-bird Niddler which you can watch in this YouTube clip.
The Savage Dragon
Cullen and Welker worked together in several episodes of the 1995 series Savage Dragon. Cullen played Bludgeon and Welker played Basher supporting the main antagonists of the series. Welker also voiced a few other supporting characters. Get the history of the show from Toy Galaxy on YouTube.
In closing, there are several other animated shows that Cullen and Welker likely worked in tandem but credits only show “additional voices” for one of the actors. Those shows include The Smurfs, Trollkins, Scooby-Doo and Scrappy-Doo, Meatballs and Spaghetti, The Little Rascals, Snorks, The New Scooby-Doo Mysteries, Galtar and the Golden Lance, Pink Panther and Sons, ABC Weekend Special The Return of Bunjee, The Flintstones Kids, The New Yogi Bear Show, and Fantastic Max. Both actors also provided additional voices for the 1984 film Gremlins.
Some other projects that Cullen and Welker were both credited but never appear on screen together include Disney’s Adventures of the Gummi Bears, The 13 Ghosts of Scooby-Doo, The Jetsons (1985), The Super Powers Team: Galactic Guardians, The New Adventures of Jonny Quest, Ducktales and The Addams Family.