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Alvin and the Chipmunks 2007 Cast: Who Voiced the Trio

Ethan Benjamin Mercer Hayes • 2026-10-10 • Reviewed by Oliver Bennett

If you were a kid in the late 2000s, the voices of Alvin, Simon, and Theodore probably lived in your head rent-free. The 2007 Alvin and the Chipmunks brought the singing trio back to life with a mix of CGI and live‑action, earning over $361 million worldwide and launching sequels — along with questions about who really voiced those chipmunks.

Release date: December 14, 2007 ·
Budget: $60 million ·
Box office: $361.4 million ·
Runtime: 92 minutes ·
Rated: PG for some mild rude humor ·
Main voice cast: Justin Long, Matthew Gray Gubler, Jesse McCartney

Quick snapshot

1Confirmed facts
  • Justin Long voices Alvin (Disney+)
  • Matthew Gray Gubler voices Simon (Apple TV)
  • Jesse McCartney voices Theodore (IMDb)
2What’s unclear
  • Why baby chipmunks aren’t shown — a fictional choice, not explained in the film.
3Timeline signal
  • Released December 14, 2007 (Disney+)
4What’s next
  • Sequels: Alvin and the Chipmunks: The Squeakquel (2009), Chipwrecked (2011), The Road Chip (2015) (Wikipedia).

Several key figures — from the director to the voice actors — shaped the film that reintroduced the chipmunks to a new generation.

Key facts about the 2007 film
Attribute Value
Director Tim Hill (Disney+)
Release date December 14, 2007 (Apple TV)
Runtime 92 minutes (IMDb)
Budget $60 million
Box office $361.4 million
MPAA rating PG for some mild rude humor

Who were Alvin and the Chipmunks?

The three chipmunk brothers — Alvin, Simon, and Theodore — are the heart of the franchise. In the 2007 film, they are performed by a trio of voice actors who gave each character a distinct personality.

  • Alvin (the mischievous leader) – voiced by Justin Long (Disney+)
  • Simon (the brainy, glasses-wearing brother) – voiced by Matthew Gray Gubler (Apple TV)
  • Theodore (the sweet, food-loving youngest) – voiced by Jesse McCartney (IMDb)

Who was Alvin’s girlfriend?

In the broader Chipmunks universe, Alvin’s romantic interest is Brittany, one of the Chipettes. Brittany is the pink‑wearing, headstrong female counterpart to Alvin (IMDb). The Chipettes do not appear in the 2007 film; they were introduced later in the 2009 sequel The Squeakquel.

Why did Alvin kiss Brittany?

In the 2009 sequel, Alvin kisses Brittany as a playful, competitive moment — a classic “I dare you” move that fans remember as a highlight of their dynamic. The kiss is not present in the 2007 movie.

Is Dave the Chipettes’ dad?

No. Dave Seville, played by Jason Lee (Apple TV), is the adoptive father of the three chipmunk brothers. The Chipettes have their own human guardian, introduced in the sequels.

Who is older, Alvin or Simon?

In the original concept, Simon is the oldest, Alvin is the middle, and Theodore is the youngest. However, the film never explicitly states ages; it relies on personality cues: Simon is the responsible oldest, Alvin is the impulsive middle, and Theodore is the baby of the group (Wikipedia).

The upshot

The voice casting — Long’s energetic Alvin, Gubler’s dry Simon, and McCartney’s sweet Theodore — created a dynamic that made each brother feel real, even in CGI form.

Bottom line: The implication: Long, Gubler, and McCartney each shaped their character’s personality through voice alone, creating distinct personalities that CGI animation brought to life.

Was Jim Carrey in Alvin and the Chipmunks?

No. Despite persistent internet rumors, Jim Carrey did not appear in the 2007 film or any of its sequels. The live‑action roles were filled by a different group of actors.

  • Jason Lee as Dave Seville (Apple TV)
  • David Cross as Ian Hawke, the villainous record executive (IMDb)
  • Cameron Richardson as Claire Wilson, Dave’s love interest (Apple TV)
  • Jane Lynch as Gail, a JET Records executive (Fandango)

Was P. Diddy in Alvin and the Chipmunks?

No. Sean Combs (P. Diddy) does not appear in the 2007 movie. The only major cameo discussions revolve around the Chipmunks’ singing voices: original franchise creator Ross Bagdasarian Jr. provided Alvin’s uncredited singing voice, while Janice Karman did Theodore’s (IMDb).

What to watch

Internet cameo rumors about Jim Carrey or P. Diddy are completely fabricated. The only celebrity surprise in the credits is the original voice actors stepping back into the recording booth for the songs.

The pattern: Persistent internet rumors about celebrity cameos rarely match the actual cast list. The film relied on a focused ensemble, not stunt appearances.

Is there 3 or 4 chipettes?

There are exactly three Chipettes: Brittany, Jeanette, and Eleanor. They are the female counterparts to the Chipmunks and first appeared in the 2009 sequel, not the original 2007 film.

  • Brittany – pink – the bold, confident leader (Wikipedia)
  • Jeanette – green – the shy, bookish one
  • Eleanor – yellow – the sweet, gentle one

Which Chipette is pink?

Brittany wears pink, matching her assertive personality. The color coding helps viewers quickly identify each Chipette, just as Alvin’s red hoodie marks him in the original show.

The trade-off

While the Chipettes are fan favorites, their absence from the 2007 film gave the brothers more screen time to build their own chemistry. The sequels then doubled the cute factor — but also split the focus.

What this means: Keeping the Chipettes out of the first film allowed the brothers to establish their own dynamic before the sequels expanded the universe.

Is Alvin and the Chipmunks on Netflix?

As of early 2025, Alvin and the Chipmunks (2007) is available on Netflix in several regions, including the United States. It is also available on Disney+ and for digital purchase on Apple TV and Amazon Prime Video. Availability can change, so check your local Netflix library.

What age rating is Alvin and the Chipmunks?

The film is rated PG by the MPAA for “some mild rude humor.” That means it is generally suitable for children, though parents may want to preview the occasional potty joke or slapstick moment (Disney+).

Why don’t you see baby chipmunks?

The 2007 film is about the chipmunks as pre‑teen performers — there is no flashback to their birth or infancy. The story picks up with the trio already singing and causing trouble in the forest. In real nature, baby chipmunks are born hairless and blind, but the movie never goes there because it’s a fictional musical comedy.

Why this matters

Viewers often ask about baby chipmunks because the original cartoon never showed them either. The franchise has always kept the brothers at a fixed age — it’s part of the magic. No baby flashback needed.

The catch: The franchise has never shown the chipmunks as babies, and the 2007 film continued that tradition. It’s part of the fictional world-building, not a plot hole.

Clarity: what’s confirmed vs. what’s unclear

Confirmed facts

  • Jason Lee plays Dave Seville (Apple TV)
  • Justin Long voices Alvin (Disney+)
  • Matthew Gray Gubler voices Simon (Apple TV)
  • Jesse McCartney voices Theodore (IMDb)
  • David Cross plays Ian Hawke (IMDb)
  • Cameron Richardson plays Claire Wilson (Apple TV)
  • Jane Lynch plays Gail (Fandango)
  • The Chipettes are not in the 2007 film (Wikipedia)

What’s unclear

  • The exact reason baby chipmunks are not shown — it is a fictional choice, not stated in the film.

The implication: Most questions about the film have clear answers from official sources. The one unresolved point — about baby chipmunks — is a narrative choice, not a missing fact.

Voices behind the songs

The film follows the chipmunks as they are discovered by Dave Seville and become pop stars.

— IMDb synopsis

The live‑action and CGI blend brings the beloved characters to a new generation.

— Apple TV description

For fans who grew up with the Chipmunks, the 2007 film remains a nostalgic entry point. The casting choices — especially the voices of Long, Gubler, and McCartney — defined the characters for a new generation. For anyone revisiting the movie, the voices of Long, Gubler, and McCartney built the chipmunks’ personalities through voice alone.

Additional sources

imdb.com, imdb.com

Frequently asked questions

How long is the Alvin and the Chipmunks 2007 movie?

92 minutes (IMDb).

Who directed Alvin and the Chipmunks 2007?

Tim Hill (Disney+).

What is the plot of Alvin and the Chipmunks 2007?

A struggling songwriter, Dave Seville, discovers three singing chipmunks and helps them become pop sensations while dealing with a greedy record executive.

Where was Alvin and the Chipmunks 2007 filmed?

Primarily in Los Angeles, California.

Are there sequels to Alvin and the Chipmunks 2007?

Yes: The Squeakquel (2009), Chipwrecked (2011), and The Road Chip (2015).

Is Alvin and the Chipmunks 2007 based on a cartoon?

Yes, the film is based on the original animated characters created by Ross Bagdasarian Sr. in 1958.



Ethan Benjamin Mercer Hayes

About the author

Ethan Benjamin Mercer Hayes

Our desk combines breaking updates with clear and practical explainers.