By Sarah Fitzmaurice
He is known for his roles in American Psycho and as Batman so playing a part in a love story isn't something fans are used to seeing from Christian Bale.
The 38-year-old actor was seen filming sickly sweet scenes for his latest flick Knight of Cups alongside Natalie Portman, who appears to be playing his on screen love interest.
Christian was seen tying up his co-star's hair as they stood by the surf in Malibu.
The tender touch: Christian Bale was seen doing Natalie Portman's hair as they shot scenes for Knights of Cups in Malibu earlier today
But it appears the actor is not used to dealing with a woman's tresses and judging from the grimace on Natalie's face he wasn't using such a tender touch.
Perhaps the actor needs to tap into his feminine side after playing such macho roles in the past.
The pair were also seen strolling along the sand and holding hands together which camera crews captured their chemistry.
Hand in hand: Christian was seen leading Natalie along the sands while camera crews captured the chemistry
Big hug: The Dark Knight star was seen lifting Natalie up into the air and pretending to throw her into the sea
Taking a dip: The pair were also seen fooling around and Christian tried to knock her over in a playful fashion
At one point the Dark Knight star wrapped his arms around the Black Swan star and dipped her down onto the sand.
Christian was also seen with his arms wrapped firmly around the brunette star.
The scene certainly seemed playful and at one point he lifted Natalie up into the air threatening to throw her into the surf.
Sleep over? Natalie appeared to be wearing a man's jumper over a pretty dress, suggest the scene is the day after a big night before
Spalshingly good time: The scene appears playful and the couple were seen splashing in the su
Dressed down day: Christian was seen wearing an all-black ensemble. Little is known apart the film apart from that it is a love story
Little is known about the new film and according to IMDB.com the film is about 'a man is in search of love and truth.'
Cate Blanchett is also set to star but she was not seen on set earlier today.