The Heroes cast has come a long way since their very first red carpets!

A combination of veteran and first-time actors, some members of the cast made their red carpet debut two decades before the premiere of the NBC series while others had just months to learn their best angles.

MORE: 15 Throwback Pics of the 'Heroes' Cast on the Red Carpet That Will Give You Serious Nostalgia!

Hayden Panettiere was only nine years old when she stepped out for her very first red carpet at the Daytime Emmy Awards in 1998, wearing an adorable white cape with fur trim.

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Appearing on the soap opera Guiding Light at the time, the blonde beauty would go on to star in Remember the Titans and Ally McBeal before landing the role of the rapidly healing cheerleader.

Likewise, Milo Ventimiglia, aka Peter Petrelli, was a teenage heartthrob when he made his debut at the 2000 Teen Choice Awards — but after all these years, Heroes is still one of his favorite roles.

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"Heroes was such a lightning bolt hitting television and really did make such an impact around the world," he said in 2013. "It was good storytelling and it was a great concept. A lot of talented people were involved. It's a world that people have always fantasized about, have been fascinated with, and romanticized."

Newcomers Masi Oka and Sendhil Ramamurthy claim Heroes as their first red carpet experiences — and today are still ones to watch.

For a look at the cast on their first red carpet and today, click through the gallery below!