CITV Marvel's Avengers Assemble Catch up on the ITV Hub American animated television series based on the fictional Marvel Comics superhero team. 3 episodes available to watch Share this programme: Copied to clipboard Share on Facebook Share on Twitter Copy link to share Series 4 Latest 14. The Return Today 7.30am The Avengers return to Earth and find Loki has turned the planet into a frozen wasteland. 13. Under the Spell of the Enchantress Sun Sunday 14 Jul 7.30am Captain Marvel and Ms Marvel join forces and head to an asteroid to rescue Thor. 12. The Most Dangerous Hunt Sat Saturday 13 Jul 7.30am Black Panther and Hulk find themselves chained together and on the run from the Skurge.