Topless ‘Pretty Little Liars’ star poses arm-in-arm with producer James Franco on the set of ‘King Cobra’.

Keegan Allen is the latest star to join the James Franco produced King Cobra – the real life story of a gay porn studio owner who is murdered by two of his leading stars.

In 2007, Cobra Video owner Bryan Kocis was murdered by two of his porn actors, Harlow Cuadra and Joseph Kerekes – now James Franco is producing a movie about the tragedy, with an all star cast.

Molly Ringwald and Christian Slater are already signed on the appear in the film – but the teen favourite is grabbing all the attention when he posted this photo on the set:

@jamesfrancotv #KingCobraMovie @tojustinkelly see you soon @garrettclayton1 ❤️ shoutout to @nastypig

A photo posted by Keegan Allen (@keeoone) on Oct 20, 2015 at 7:39am PDT

The 26 year-old, known for his role as Toby in Pretty Little Liars, also posed next to a Dodge Viper on the set.

Viper boyz #KingCobraMovie ????????

A photo posted by Keegan Allen (@keeoone) on Oct 20, 2015 at 8:36am PDT

 
Not much is known about the film so far, except that it will also star another young heartthrob, Garrett Clayton – known for Disney’s Teen Beach.