- In the Big Finish Doctor Who audio Invaders from Mars, the broadcast contains a coded message. It's also used to convince the actual aliens (who aren't Martians) that a fleet more powerful than theirs already has Earth.
Film — Live Action
- In The Adventures of Buckaroo Banzai Across the 8th Dimension, the broadcast is genuine; the aliens hypnotise Welles into passing it off as fiction.
- In Spaced Invaders, a group of incompetent Martians hear the War of the Worlds broadcast, and decide to aid the invasion force.
- In Star Trek: First Contact, one of the ships fighting against the new Borg attack is the USS Thunderchild, and survives the battle.
- In Terminator Salvation, the Harvesters act as expys of the Tripods, with them grabbing humans to store them away, using their long-range missiles/cannons in a similar way to the heat-rays, and having loud drones.
- In the Animaniacs Pinky and the Brain short "Battle for the Planet", Brain (whose voice is based on Orson Welles) does a radio broadcast about a Martian invasion with the plan to stir the population into a frenzy and take over the world in the ensuing chaos.
- In the Futurama episode "Lrreconcilliable Nd-Ndifferences", Lrr fakes a video of him conquering Earth to convince Nd-Nd that he's not a loser, complete with the head of Orson Welles as announcer.
- The Halloween Episode of Hey Arnold! parodies the broadcast and subsequent panic. Maurice LaMarche even plays a character who is essentially based on Welles.
- On the Looney Tunes short "Kitty Kornered", the cats Porky Pig threw outside get even by dressing as Martians to scare him out of the house. One pretends to be a radio announcer reporting on the invasion.
- In the Taz-Mania episode "The Man from M.A.R.S.", Taz hears what sounds like a news report of a Martian invasion, and flees in panic before hearing it's Tasmanian Radio Theatre. Then he runs into Marvin, who is trying to have a relaxing vacation, and hilarity ensues. Then at the end, Tasmania is invaded by aliens, and he thinks it's another spoof.
- The Terrytoons short "The Nutty Network" has a radio station in the jungle stage a fake invasion from the moon.
- The original novel is mentioned on the Walt Disney Presents episode "Mars and Beyond", in a segment on the history of Mars in fiction. The accompanying visual is of one of the tripods attacking a farmer until it destroys itself with a Sneeze of Doom.