Orlando’s Frak! first came out on the BBC Micro in 1984 and instantly became a cult hit.

It’s a simple platform game, but is distinguished by it’s nicely-drawn graphics and irreverent humour.

More: Frak! on Wikipedia

Frak! – Meet The Cast.

Frak! is what the caveman says when he gets killed.

Obviously you have to avoid touching the monsters.

In between levels you are treated to a random patchwork print.

The caveman has a yo-yo as his only weapon.

The “Game Over” screen.

The levels get increasingly complex. And garish.

Top score with 1850.