* Highest grossing: "Toy Story 4" (2019) is currently his highest-grossing film worldwide, adjusted for inflation.
* Critically acclaimed: While many consider "Saving Private Ryan" (1998) or "Forrest Gump" (1994) to be among his best work, "Philadelphia" (1993) won him his first Academy Award for Best Actor.
* Most personally significant: Hanks has expressed deep personal connections to many films, including "Apollo 13" (1995), "Cast Away" (2000), and "Saving Private Ryan".
* Most popular: This is subjective and can vary based on individual preferences and opinions.
Ultimately, the "number one" movie for Tom Hanks is a matter of individual perspective. Each of his films has contributed to his successful career and legacy in different ways.