John Carradine, an iconic American actor renowned for his distinctive voice and roles in both horror movies and John Ford’s films, had a prolific career in Hollywood. Despite the extensive body of work and his storied life, there isn’t a widely known or specific incident related to an injury or condition directly affecting his hands that has been documented or verified by reliable sources.

Throughout his career, Carradine took on a variety of roles that showcased his versatility as an actor. He began his acting career on stage in New Orleans before moving to California, where he joined local theatre productions. His talent caught the attention of director Cecil B. DeMille, leading to his voice work and eventual on-screen appearances in over 200 films. Carradine’s early years were marked by his struggle to support himself, during which he sold sketches, hinting at his artistic abilities before fully transitioning to acting​​.

Carradine’s filmography is vast, including significant roles in films like The Grapes of Wrath and Stagecoach, as well as appearances in horror movie sequels of Dracula in the 1940s. He was known for playing eccentric, insane, or diabolical characters, often in horror genres, although he occasionally played heroic roles. His career spanned several decades, during which he appeared in more than 450 movies by his own count, although documentation supports around 225. This count includes theatrical movies, made-for-TV movies, and television programs​​.

Despite his prolific career, specific details regarding an injury or condition that affected John Carradine’s hands are not readily available in the public domain or through standard biographical sources such as Wikipedia or Britannica. It’s possible that any issues with his hands did not significantly impact his career or were not publicly disclosed to a degree that they became a widely recognized aspect of his biography.