Doc Hudson (voiced by Newman in Cars) died in 2008. The filmmakers used archival recordings and carefully written new lines to include Doc as a ghostly motivator. It’s a tear-jerking moment for longtime fans.

If you plan a marathon, watch them in release order:

For first-time viewers, you can watch the full Cars 3 movie without seeing the others, but the emotional payoff of Doc Hudson’s legacy hits harder if you’ve seen the original.

Yes – after the main credits, a one-minute scene shows Miss Fritter (Lea DeLaria) driving a school bus full of young racers, singing a parody of “Mississippi Queen.” It’s purely comedic.

If you are searching for the full Cars 3 movie online, you should avoid suspicious streaming sites that offer poor quality copies or malware. Instead, here are the legitimate platforms where Cars 3 is available:

Note: Always check your local region, as licensing varies. As of 2026, Disney+ remains the most reliable source.