Caveman (1981) is a delightfully absurd prehistoric comedy that delivers laughs through its inventive physical humor and clever anachronisms. The film follows Atouk, played with charming earnestness by Ringo Starr, as he attempts to win the affection of the beautiful Lana (Barbara Bach) while competing against the brutish, much larger Tonda (John Matuszak). What begins as a romantic rivalry escalates into a full-scale quest for revenge and survival, complete with dinosaur encounters, primitive inventions, and Stone Age social commentary.

Director Carl Gottlieb creates a surprisingly engaging world using practical effects and creative set design that holds up decades later. The film's humor stems from its silent movie-esque physical comedy and witty visual gags, with the characters communicating through a made-up caveman language that adds to the charm. The supporting cast, including Dennis Quaid and Shelley Long in early roles, brings additional energy to this prehistoric romp.

While not a critical darling with its 5.8 IMDb rating, Caveman has earned cult classic status for its pure entertainment value and nostalgic appeal. The chemistry between Starr and Bach (who married in real life after meeting on set) adds genuine warmth to the comedic proceedings. Viewers should watch Caveman for its lighthearted approach to the prehistoric genre, memorable comedic set pieces, and as a time capsule of early 1980s comedy filmmaking that remains genuinely funny today.