- The war between the Asgardians and the Jotunns was based on the Aesir-Vanir War (the Jotunns were, in fact, a non-hostile, non-antagonistic race).
- Odin's ravens Huginn (thought) and Muninn (memory), who gather information in Midgard (Earth) and relay it to Odin, are sitting on his throne during Thor's coronation ceremony.
- The symbol seen at the weapons vault, and on Mjolnir, is the triquetra, a religious symbol. Its ancestor is the valknut, a German symbol associated with Odin.
- The Bifrost, originally thought of as the rainbow by the Norse, is seen as a beam of rainbow light.
- When Odin appears in Jotunheim, he is riding his eight-legged horse Sleipnir.
- A Jotun calls Thor a "little princess", once Thor's hammer was stolen, and he dressed up as a Princess to go back and retrieve it.
- Laufey and Thor describe Loki as mischievous and a talented liar, an homage to Loki's titles as the god of mischief and lies.
- Thor asks for a cat to ride; Thor's mother Frigga has her chariot pulled by two large blue cats.
- Thor shows Jane a drawing of crossroads with nine orbs in it, his perception and representation of Yggdrasil, a great tree around which the nine worlds are tethered, making up the universe.
- The Tablet of Life and Time, a slab that can extend one's lifetime.
- The Eye of Agamotto, a mystic artifact wielded by supreme sorcerers of Earth.
- The Warlock's Eye, an artifact that can control people's minds.
- The Eternal Flame, a mystical flame that cannot be extinguished (plays a major role in Thor: Ragnarok (2017)).
- The Casket of Ancient Winters, an enchanted container filled with frosty winds (plays a major role in this film).
- The Infinity Gauntlet, a glove encrusted with six reality-bending jewels.
Thor: Ragnarok (2017) revealed that the Eye and the Gauntlet were fake models; Thanos is the primary wielder of the Gauntlet and had started to construct it, while Doctor Strange (2016) revealed the Eye was being held in Kamar-Taj.