Russell Crowe returns to his Sydney penthouse after a game of tennis with Lord Alan Sugar

Russell Crowe is spotted returning to his Sydney penthouse apartment with rumoured girlfriend Britney Theriot after a friendly game of tennis with Lord Alan Sugar

Russell Crowe was spotted making his way back to his penthouse apartment in Sydney’s Woolloomooloo after a game of tennis on Friday.

The 56-year-old Oscar winner was accompanied by his rumoured girlfriend, Britney Theriot, and some friends, including billionaire business magnate Lord Alan Sugar.

Walking alongside Britney, 30, Russell was dressed in a pair of bright blue sports shorts, which he teamed with a black polo shirt.

Game on: Russell Crowe was spotted making his way back to his penthouse in Sydney after a game of tennis on Friday, accompanied by his rumoured girlfriend, Britney Theriot (left) and billionaire business magnate Lord Alan Sugar (second from right)

The Unhinged actor also wore blue and fluro green trainers, and carried a blue and black sports bag.

He donned a black and white sweat band around one of his wrists, and wore a white baseball cap emblazoned with the South Sydney Rabbitohs’ logo. 

The bearded actor also donned a pair of aviator sunglasses as he chatted to Lord Sugar, who has been in Australia filming The Celebrity Apprentice.

Dressed for the occasion: Walking alongside Britney, 30, Russell was dressed in a pair of bright blue sports shorts, which he teamed with a black polo shirt

Dressed for the occasion: Walking alongside Britney, 30, Russell was dressed in a pair of bright blue sports shorts, which he teamed with a black polo shirt

The sprightly 73-year-old teamed dark blue shorts with a black lycra T-shirt featuring a fluro green and orange pattern. 

Lord Sugar rounded out his sporty ensemble with a pair of brightly coloured blue running shoes and white sports socks. 

He wore white sweatbands around his wrists and donned a white baseball cap as he walked alongside his famous friend.  

Seeing the sights: Lord Sugar has been filming The Celebrity Apprentice Australia, with the show set to air sometime next year, and has been making the most of his time Down Under

Seeing the sights: Lord Sugar has been filming The Celebrity Apprentice Australia, with the show set to air sometime next year, and has been making the most of his time Down Under 

Lord Sugar will act as chief executive on The Celebrity Apprentice Australia, with the show set to air sometime next year. 

Meanwhile, Russell and Britney set tongues wagging after they were spotted sharing a kiss on a tennis court in Sydney during a friendly game last month.

The sighting came after months of speculation, with Russell appearing to have first met the American actress on the 2013 set of their film, Broken City.

Love match: Russell and Britney set tongues wagging after they were spotted sharing a kiss on a tennis court in Sydney during a friendly game last month

Love match: Russell and Britney set tongues wagging after they were spotted sharing a kiss on a tennis court in Sydney during a friendly game last month