Cast of Rookie of the Year

Thomas Ian Nicholas plays Henry Rowengartner, a young boy who gains the ability to pitch at amazing speeds for the Chicago Cubs.

Gary Busey portrays Chet Steadman, an aging pitcher for the Chicago Cubs who helps mentor Henry on his baseball journey.

Amy Morton takes on the role of Mary Rowengartner, Henry's supportive mother who guides him through his newfound baseball fame.

Patrick LaBrecque plays George, one of Henry's friends who witnesses firsthand his remarkable transformation into a baseball star.

Robert Hy Gorman, credited as Robert Gorman, portrays Clark, another one of Henry's friends who experiences the whirlwind of Henry's baseball success.

Bruce Altman is Jack Bradfield, the manager of the Chicago Cubs, who deals with the challenges and excitement that come with Henry's sudden rise in the baseball world.

Dan Hedaya plays Larry 'Fish' Fisher, the owner of the Chicago Cubs who witnesses firsthand the impact of having a young pitching prodigy on his team.

Albert Hall portrays Sal Martinella, the pitching coach for the Chicago Cubs who helps hone Henry's newfound talent on the field.

Eddie Bracken is Bob Carson, a broadcaster who provides commentary on Henry's incredible journey in the world of Major League Baseball.

Daniel Stern plays Phil Brickma, the quirky pitching coach for the Chicago Cubs who witnesses Henry's extraordinary pitching abilities firsthand.

Tom Milanovich, credited as Heddo, appears in the movie in a role connected to Henry's baseball adventures.

Neil Flynn is Stan Okie, a character who plays a part in Henry's baseball story as it unfolds with the Chicago Cubs.