Australian Hollywood stars, then and now

THEN: Mel Gibson (1981)

A bright-eyed and fresh-faced Mel Gibson in 'Gallipoli' in 1981.

NOW: Mel Gibson

Mel Gibson with a beard and gray hairs in Las Vegas, Nevada in 2021.

THEN: Rebel Wilson (2008)

Rebel Wilson (r) with Lulu McClatchy in 2008 Aussie TV comedy 'Bogan Pride.'

NOW: Rebel Wilson

Hollywood star Rebel Wilson in 2021, showing her Instagram followers she's losing weight.

THEN: Guy Pearce (1988)

Guy Pearce in his first acting role, playing Mike Young in 'Neighbours.'

NOW: Guy Pearce

Veteran actor Guy Pearce at Build in New York, December 2019.

THEN: Nicole Kidman (1983)

At 16 years, Nicole Kidman made her movie debut thwarting bank robbers in BMX Bandits.

NOW: Nicole Kidman

Hollywood darling Nicole Kidman in Los Angeles for the premiere of 'Being the Ricardos' in December 2021.

THEN: Chris Hemsworth (2006)

Chris Hemsworth’s big break was playing Kim Hyde in Seven drama, 'Home and Away.'

NOW: Chris Hemsworth

Now a Hollywood heart-throb, Chris Hemsworth looks like a real gentleman at the 2021 Critics Choice Awards.

THEN: Isla Fisher (1995)

Isla Fisher as 'Home and Away's teenage activist, Shannon Reed in 1995.

NOW: Isla Fisher

Isla Fisher and husband Sacha Baron Cohen calling in from Australia for the 2021 Oscar ceremony.

THEN: Russell Crowe (1992)

Russell Crowe played Kenny Larkin in 'Neighbours' back in 1987. Here, he's attending the 1992 AFI Awards.

NOW: Russell Crowe

Russell Crowe at the premiere of his TV mini-series, The Loudest Voice.

THEN: Simon Baker (1992)

Simon Baker played Sam Farrell in 90s' soap 'E Street.' Here you see him with his then-partner Rebecca Rigg. They would be married from 1998 through 2020.

NOW: Simon Baker

Simon Baker at the Sydney Film Festival in November 2021.

THEN: Margot Robbie (2009)

Margot Robbie as rebellious Erinsborough teenager Donna Freedman in 'Neighbours.'

(Image: Ten)

NOW: Margot Robbie

Margot Robbie was spotted in Los Angeles on the day she appeared in Jimmy Kimmel Live in July 2021.

THEN: Hugh Jackman (1997)

A young Hugh Jackman played the inmate Kevin Jones in the 90s' TV drama 'Correlli.' Here he's at the Australian Film Industry Awards with Francis O'Connor and his wife Deborra-Lee Furness.

NOW: Hugh Jackman

Australia’s greatest showman Hugh Jackman in 2021 while visiting the 'Late Show with Stephen Colbert' in New York.

THEN: Melissa George (1995)

Melissa George in 1995 as Summer Bay teenager Angel in 'Home and Away.'

(Image: Seven)

NOW: Melissa George

A glamorous Melissa George at the Cannes Film Festival in July 2021.

THEN: Olivia Newton-John (1980)

A fresh-faced Olivia Newton-John basking in the success of the movie musical Grease.

NOW: Olivia Newton-John

The legendary Olivia Newton-John at Industry Dance Awards in August 2019.

THEN: Eric Bana (1994)