Raja Chinna Roja stands out for its innovative use of visual effects and fantasy elements, which were pioneering in Tamil cinema at the time of its release. The screenplay balances fantasy adventure with light-hearted comedy, though the pacing tends to slow down in the second half due to extended sequences focused on magical confrontations and character interactions. The first half is engaging, establishing the characters and setting up the quest with a good mix of humor and action.

The music by Chandrabose is one of the film's highlights, featuring memorable songs that complement the film's whimsical tone. The background score effectively enhances the fantasy atmosphere, though at times it overwhelms the scenes with its intensity. Cinematography by T. S. Vinayagam captures the magical elements well, using creative visuals to bring the fantasy world to life.

Overall, the film's screenplay and direction by S. P. Muthuraman maintain audience interest despite some pacing issues. The blend of fantasy, comedy, and drama, along with strong performances, especially by Rajinikanth, make Raja Chinna Roja a notable film in the fantasy genre within Tamil cinema.

Rajinikanth: Charismatic and engaging as the heroic Raja, delivering a performance that balances action and comedy effectively.

Gautami Tadimalla: Portrays the princess with grace and charm, providing emotional depth to the fantasy narrative.

Raghuvaran: Compelling as the antagonist, bringing intensity and menace to the role.

Shalini: Delivers a sweet and innocent portrayal, adding to the film's emotional appeal.