[3] The four-hour block—which airs Saturday and Sunday mornings from 7:00 a.m. to 11:00 a.m. Eastern Time and Pacific Time—features live action and animated series aimed at children between the ages of 2 and 14.
It was planned to launch a new block, as part of the programming consisting four to eight shows for 30-minute episodes and aimed at marking the first time that exclusively animated cartoons for different youth audiences.
The introduced a new logo with font text (Rat Fink Heavy) with different colors (red and black with the extruded font, and white text for "Toonturama") alongside bumpers and promos with the CGI computer-animated and controlled by TelevisaUnivision USA (formerly Univision Communications; same as the block was launched as "Planeta U" on September 15, 2001, which is designer along with the 3D computer-animated with bumpers and promos on Univision), where was tasked with overhauling Univision, Telefutura and Galavisión's Saturday and Sunday morning lineup in order to compete against the arch-rival network, Telemundo weekend children's block, "Telemundo Kids".
After the network premiered on January 14, 2002, in the next day, Telefutura entered into a programming three-year agreement with the Canada-based animated studio Nelvana (owned by Corus Entertainment) to program the "Mi Tele" and "Toonturama" block for the first US network deal with the Spanish-dubbed aired on the block has originally produced in English including Anatole, Ned's Newt, Stickin' Around, Cadillacs and Dinosaurs, Mythic Warriors, Tales from the Cryptkeeper and The Dumb Bunnies, as well as the Japanese anime series (such as Lost Universe, Tenchi Universe, and Red Baron) as part of its inaugural lineup.
On February 8, 2002, Telefutura began discussions and partnership with the Madrid-based animation studio BRB Internacional to have the company program a daily two-hour children's block for the network, segment line-up scheduled from the series featured in the block produced in Spain (such as "Super Models" and "Yolanda: Daughter of the Black Corsair").
[8] On February 25, 2002, Telefutura acquired the rights to Zodiac Entertainment (via Carlton; which is previously cartoons are executive production in the UK), was the new block featured several first-run dubbed versions of original series from production by Zodiac and Calico (owned by World Events Productions, was the first-time previously aired on the originally Univision's block such as Voltron: Defender of the Universe and Denver, the Last Dinosaur), during the addition of the cartoon series and featured archived content from the programming library such as Mr. Bogus and Widget the World Watcher.
[14] On October 6, 2002, Telefutura was completely removed from the Madrid-based BRB Internacional's two cartoon series such as "The New World of the Gnomes" and "Super Models", ahead of the expiry of Telefutura's program supply deal with BRB Internacional for the passed ten-months, due to sale was brokered by Miami's Venevision International (now Cisneros Media).
The network was changed the schedule and replaced by two Nelvana cartoon series (including "Cadillacs and Dinosaurs" and "Tales from the Cryptkeeper") briefly which premiered as rerun in the following week.
In January 2003, Telefutura acquired the rights and plans to contract with North Hollywood-based Film Roman, and added its first time in nearly two-years of the former Univision children's cartoon program as part of the block, "¡De Cabeza!"
[16] As of January 8, 2005, Telefutura removed from the Canada-based Nelvana shows (including "Ned's Newt", "The Dumb Bunnies" and Tales from the Cryptkeeper"), due to the network changing the schedule listing update to being dropped from the lineup block.
In 2007, Telefutura reached a deal with National Geographic, as of remain added with the brand nature television series, Really Wild Animals.
On September 9, 2018, in an agreement with Animaccord Animation Studio in Russia, the network launched the popular Russian cartoon Masha and the Bear, airing it every Sunday morning.
Though the block was intended to air on weekday mornings and Saturday and Sunday mornings, some UniMás affiliates deferred certain programs aired within the block to Saturday and Sunday afternoons, including tape delayed the entire block in order to accommodate local weekend morning newscasts, "Miami Ahora" (which is simulcast of the Univision's owned-and-operated, WLTV-23 in Fort Lauderdale/Miami) or other programs of local interest (for example, then-affiliate KTFQ in Albuquerque, New Mexico, – now owned-and-operated by Entravision – aired the Toonturama block from timeslot at 9:00 a.m. to 1:00 p.m.) Monday to Friday afternoons due to select national sports broadcasts (especially in the case of 2002 FIFA World Cup and/or 2006 FIFA World Cup soccer tournaments) or the network airing with the consisted of feature films including all of the Hollywood movies earlier attempt daytime or all of the animated holiday movies produced by Warner Bros. (via Warner Bros.