Arbuckle and Keaton Vol.1 is a unique anthology film that is a compilation of several of the silent comedy shorts from the golden age of Hollywood, where the spotlight is on the early works of both Roscoe “Fatty” Arbuckle and Buster Keaton. Hosted by the thematic unity of their fruitful cinematic dalliances, this film weaves a visual tale about their iconic collaborations. It's a perennial celebration of their notable contributions in the vaudeville-style comedy genre.

Roscoe 'Fatty' Arbuckle and Buster Keaton, both stalwarts of the Black-and-White silent cinema, showcase their vast talents as comics, creating memorable moments from each of their acclaimed sketches. Arbuckle, christened 'Fatty' because of his portly appearance, lends his unique sense of humor and deftness of physical comedy to every scene.

Fatty's natural flair for comedy is matched by the young Buster Keaton's refined suit of mime, his deadpan expression famously known as "The Great Stone Face" invokes gales of laughter from the audience. His physical comedy is combined with a remarkable agility and an astutely logical mind.

Alongside them- an ensemble cast of accomplished actors like Al St. John, Josephine Stevens, Arthur Earle and others add flavor to the comedy pot. Al St. Johns, bringing with him his background as a vaudeville performer, injects massive energy into the comic visualization, often teaming up with Arbuckle as his sidekick. Meanwhile, the elegant and charming Josephine Stevens, and the versatile Arthur Earle tactfully balance out the endless riotous humor.

In Arbuckle and Keaton Vol.1, every one of their combined sketches is accessible to modern audiences, despite having been created more than a century ago. Packed to the brim with slapstick comedy, the material itself was often universal - mistaken identities, chase sequences, broadly etched characters merely acting out their roles, uproarious social situations, and unexpected pranks that take the audience by delightful surprise.

The technical aspects of the film are not to be ignored, either. There are significant instances, lighting effects, and rapid shot changes that seem vastly innovative and creative given that it’s a collection of sans words and color comedies. A lot of the magic that's apparent in their comedy also comes from the editing – from the clever use of wide and close shots to the timing of the physical gags to the altering pace and rhythm.

The physicality of Arbuckle and Keaton's style of comedy is worth noting. Arbuckle was known for his ability to perform physical comedy that seemed impressive for a man of his size, embodying a sort of graceful clumsiness that's enchanting to watch. Similarly, Keaton's deadpan expressions mixed with his almost acrobatic comedy style create scenes that are at once hilarious and awe-inspiring.

There is also a beautiful musical score underlying all these performances, which despite being simple, sync perfectly with the on-screen shenanigans, your laughter will be rhythmed with it! The ragtime and jazz-infused score create a jovial atmosphere that complements the visual hilarity.

Beyond the comedy, there are also elements of romance and drama. The love interests in these films are never mere damsels in need of saving, displaying a gentle blend of charm, wit and resilience that certainly appealed to the audiences of the era. There are often moments of tension, of chases, and near-misses, all designed to keep the audience on the edge of their seats, even as they laugh at the on-screen antics.

In summary, Arbuckle and Keaton Vol.1 is laughter galore, a collection of seamless comedy masterpieces that symbolize the earliest threadbare structure of modern-day movies. Its innovative humor has stood the test of time, remaining enjoyable to this day, bringing even contemporary viewers immense joy. A perfect ode to the giants of the silent film era, this anthology is a must-watch for fans of classic cinema and comedy. As for those uninitiated to this vintage movie gem, you are in for a treat; it's the elaborate, hilarious journey into the past that will surely make you appreciate the legacy of black and white silent comedies. Moreover, the performances by Arbuckle and Keaton serve as a unique window into the lives and successes of two of the era's most famous silent film comedians.