"Homeward Bound II: Lost in San Francisco" was primarily filmed in and around San Francisco, California. Key locations include iconic sites such as Golden Gate Park, the Embarcadero, and various neighborhoods throughout the city. The film showcases the vibrant urban landscape of San Francisco, providing a backdrop for the adventures of the three main animal characters as they navigate the city. Additionally, some scenes were shot in nearby areas to capture the diverse settings that contribute to the film's storyline.

Yes, the same dogs were used in "Homeward Bound II: Lost in San Francisco." The film features the same voices for the characters Shadow, Chance, and Sassy, provided by voice actors Don Ameche, Michael J. Fox, and Sally Field, respectively. However, different dogs were used for some scenes, particularly for stunts and specific actions, but the main dogs portraying the characters were the same as in the first film. The sequel continues the adventure of the beloved trio as they navigate the challenges of being lost in a big city.

In "Homeward Bound II: Lost in San Francisco," the lost dogs, Shadow, Chance, and Sassy, embark on an adventure to reunite with their owners after getting separated in the city. The film follows their journey through various iconic San Francisco landmarks, including the Golden Gate Bridge and Alcatraz. As they navigate the bustling city, they face challenges and meet new friends, all while demonstrating themes of loyalty, friendship, and perseverance. The movie is a sequel to the original "Homeward Bound: The Incredible Journey."

In "Homeward Bound II: Lost in San Francisco," the character Chance, a golden retriever, was portrayed by multiple dogs. The main dog used for Chance was a golden retriever named Shadow, but additional dogs were also utilized for specific scenes and stunts. The film featured a mix of trained animal actors to achieve the character's various actions throughout the movie. This technique is common in films to ensure safety and performance quality.