There are a few shots played for laughs with Edgar's visible underwear.

O'Malley told Duchess all of the cats in the house were "swingers," and when she asked what a swinger was, he briefly said they weren't her type.

A cat sang about what turns them on.

There is a very mild flirty relationship between Thomas O'Malley and Duchess.

Some slapstick.

Lafayette chomps on Edgar's bare leg and Napoleon attempts to bite his clothed bottom.

The milkman throws a spanner and a milk churn at the cats after they try to drink his milk.

O'Malley jumps on the hood of a truck and screeches at the driver frightening him almost causing a wreck.

The kittens fight each other briefly, but this is merely slapstick rather than graphic.

O'Malley jumps on the hood of a truck and nearly causes it to wreck.

Edgar catnaps the cats.

Napoleon and Lafayette attack the butler on two separate occasions.

Napoleon bops Lafayette on the head with his fist and Lafayette cries out "ow, ow, ouch!"

Edgar pops a large sack on top of the cats, ties it up and hides it in an oven.

None of the violence is graphic.

At one scene, a cat says "if you want to turn me on", missable

The cats called Edgar an "old pickle-puss."

Two uses of 'Sacre Bleu', which is French for 'Damnit'.

When the Alley Cats are running to help the main characters with Roquefort the mouse in tow, they pass by a man drinking wine at a sidewalk café. When the man sees what is allegedly a mouse chasing some cats, he pours out his wine onto the sidewalk.

Edgar is seen drinking champagne (though he spews it out in shock).

Edgar adds sleeping tablets to the cats' cream.

Edgar drugs the cats with sleeping tablets.

At a restaurant, the main characters meet up with Uncle Waldo, a goose who tells them that the chef had just dunked him in white wine. He hiccups drunkenly.

One instance of cigar smoking.

Younger/more sensitive kids can be upset by the drugging and abandonment of a mom cat and her three kittens.

Some derogatory stereotyping of East Asians by a Siamese cat character, though this film was made at a time when such things were considered amusing. A disclaimer before this movie is shown on Disney+ stating that Disney no longer condones this type of humor.

Everything listed in violence and gore can be frightening.

The song "everybody wants to be a cat" has flashing lights and colors.