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How to create the dolly zoom effect in video editing software

The Dolly Zoom (Vertigo) effect and how to create it

The dolly zoom effect, also known as the "Vertigo effect," is one of the most iconic techniques in cinematic history, instantly recognisable for its eerie and disorienting visual impact. This effect was first brought to mainstream attention by filmmaker Alfred Hitchcock in his 1958 masterpiece, Vertigo. In this article we explain what it is, where it was first used and how technology has evolved to allow anyone to recreate it effectively.

Origins of the Dolly Zoom effect

The dolly zoom was created by cinematographer Irmin Roberts, who designed the technique for Vertigo. It involves moving the camera closer or farther from the subject while simultaneously adjusting the zoom lens in the opposite direction. This combination keeps the subject roughly the same size in the frame while dramatically altering the perspective, creating a visual compression or expansion of the background.

Hitchcock employed the effect to convey the psychological turmoil of the film’s protagonist, Scottie, who suffers from acrophobia (fear of heights). The dolly zoom is most famously used in a sequence where Scottie looks down a staircase, the effect mimicking his vertigo and height-induced dizziness. This marked the first major use of the effect and cemented its association with psychological unease and surrealism.

After Vertigo, the dolly zoom gained popularity among filmmakers as a tool to heighten emotional tension or create an unsettling atmosphere. Steven Spielberg notably used the technique in Jaws (1975) to emphasize Chief Brody’s realization of a shark attack on the beach. The effect was also used in Goodfellas (1990) by Martin Scorsese to highlight paranoia and pressure during an intense diner conversation.

With advancements in digital tools, the dolly zoom has become more accessible to creators, even without specialised camera equipment. Drone technology and post-production software allow filmmakers to replicate the effect virtually from the skies, expanding its use beyond traditional cinematography. Today, the dolly zoom remains a powerful visual device, beloved by filmmakers for its ability to convey emotion, alter perspective, and immerse audiences in a character’s psychological experience.

How to create the Dolly Zoom effect with drone footage

There are two ways that you can achieve this - all during filming, or by adding the effect post-production. 

Why Create the Dolly Zoom Effect in Post-Production?

  1. Flexibility in Framing and Timing:
    • When creating the dolly zoom effect manually, both the camera movement and zoom must be perfectly synchronised. Any mismatch can lead to jerky or uneven results. By filming first and applying the zoom in post-production, you gain complete control over the timing and intensity of the effect.
  2. Limitations of Drone Cameras:
    • Drones are not equipped with optical zoom lenses as standard (many use fixed wide-angle lenses). While some higher-end drones allow for limited zooming, the precision required for the dolly zoom is best achieved in editing. If you do have the option of an optical zoom, this can deliver better image quality, as you are already losing some quality with a digital zoom - whether this is done during filming or in post-production.
  3. Improved Safety and Smoothness:
    • Flying a drone while managing simultaneous zooming can be complex and risky, especially in tight or dynamic environments. Capturing a smooth backward flight and handling the zoom in post reduces stress and enhances safety.

Dolly zoom performed during filming

This clip was filmed completely manually, pulling the drone backwards whilst simultaneously zooming in.

While this is an effective demonstration, the dolly movement does not appear uniform. This is because the drone was zooming in faster than it was flying backwards.

Dolly zoom applied post-production

The original clip saw the drone simply fly backwards along this path. In Adobe Premiere, we applied a starting rotation of +3 degrees and slightly zoomed in (to accommodate the rotation). Then, near the end we zoomed in around 150% and changed the rotation to -3 degrees.

This gives a much smoother transition, with much more control over how much the effect is applied.

How to Film for the Dolly Zoom

  1. Fly Backward or Forward Smoothly:

    • For the best results, fly the drone in a straight line, either forward or backward, at a steady speed. Ensure that the central subject stays in frame throughout the movement. Enable guide lines on the drone controller, allowing you to confirm if the line has been held.

  2. Maintain a Strong Focal Point:

    • The dolly zoom works best when there is a distinct subject in the foreground (such as a person, tree, or building) with a contrasting background. This creates the striking sense of perspective distortion.

  3. Avoid Rapid Speed Changes:

    • Consistent speed ensures smooth footage and makes post-production adjustments easier.

Post-Production: Applying the Dolly Zoom in Adobe Premiere Pro

  1. Import Your Footage: Open Adobe Premiere Pro and import the drone footage into your timeline.

  2. Set a Keyframe for Scale:

    • Select the clip in your timeline and navigate to the "Effect Controls" panel. Locate the "Scale" property under "Motion."
    • At the beginning of your clip, add a keyframe at the default scale (e.g., 100%).

  3. Zoom In Over Time:

    • Move the playhead to the end of where you want the dolly zoom effectt and increase the "Scale" value to simulate a zoom. For example:
      • For a 10-second clip, start at 100% scale and zoom to 150% scale if the drone is moving backward.
      • The degree of zoom depends on the drone’s speed and the length of the clip. A good rule of thumb is to increase scale proportionally to the distance traveled.

  4. Fine-Tune the Timing: Adjust the keyframes to smooth out the zoom speed. Right-click the keyframes and select "Ease In" or "Ease Out" for more natural motion.

  5. Preview and Adjust: Play back your clip and ensure that the dolly zoom effect looks smooth. Adjust the scale keyframes if needed.

  6. Export Your Masterpiece: Once satisfied, export your video in the desired resolution and format.

Tips for Achieving a Stunning Dolly Zoom

  1. Balance Subject and Background:

    • The most dramatic results come when the subject stays relatively static while the background "stretches" or "contracts." Experiment with different foreground subjects and backgrounds to amplify the effect.

  2. Stabilise Your Footage:

    • Even minor drone vibrations can detract from the effect. Use Premiere’s "Warp Stabilizer" to smooth any shakiness.

  3. Use Subtlety for Impact:

    • While it’s tempting to exaggerate the zoom, subtle applications can sometimes be more impactful and professional-looking.

  4. Experiment with Speed Ramping:

    • Combine the dolly zoom effect with speed changes to add even more drama to your shots.

By following these steps, you can effortlessly recreate the dolly zoom effect with drone footage, opening up a world of cinematic possibilities for your videos. Whether you're enhancing a dramatic scene or creating a unique visual experience, this technique is sure to captivate your audience.

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