The .454 Casull (/ kəˈsuːl /) [4] is a firearm cartridge, developed as a wildcat cartridge in 1958 by Dick Casull, Duane Marsh and Jack Fullmer. [5] It was announced in November 1959 by Guns & Ammo …

Aug 7, 2021 · In November 1959 an article appeared announcing a new and very powerful wildcat handgun round called the .454 Casull that set the handgun world on fire. The cartridge came about …

Jan 14, 2026 · At first glance, the differences between the 454 Casull and 44 Magnum ammo seem minuscule. As we dive deeper, we’ll discover how those apparently tiny differences significantly …

Oct 13, 2022 · The 454 Casull is a magnum revolver cartridge used across the world to take down the largest of game animals. Born in 1957, this cartridge yields nearly twice as much energy and recoil …

Nov 4, 2025 · The 454 Casull was developed in 1957 by Dick Casull and Jack Fullmer. It was designed to deliver far more power than the .45 Colt, which was the dominant large-caliber revolver cartridge …

Sep 12, 2025 · In 1959, Guns & Ammo introduced the shooting world to a new wildcat cartridge co-developed by Dick Casull, Jack Fulmer, and Duane Marsh — the .454 Casull. The test weapon was …

Find a selection of 454 Casull revolvers at the best prices.

Apr 29, 2025 · This is a Smith & Wesson X-frame chambered in .460 S&W, which means you can also fire .454 Casull or .45 Colt, and if you wanted, I suppose .45 Schofield. I have it as a test gun for …

Oct 29, 2025 · The 454 Casull is one of the most powerful revolver cartridges available and more than 20 factory loads are currently offered.

Dec 3, 2024 · The debate comparing the .454 Casull vs .44 Magnum has had hunters going for years. In this guide, we cut through the fat and get to the truth.