In 2002, he produced Nandanam, directed by Ranjith.
The movie featured young actors Prithviraj Sukumaran and Navya Nair.
Siddique appeared in a small but completely different role in the film.
This was a box-office hit despite the absence of major stars.

Siddique started appearing in a number of different looks in his later films.
This can be seen in films such as Chota Mumbai, Hallo, Nadiya Kollappetta Rathri, Udayon, Vellinakshatram, The Tiger, and Alibhai.

He encouraged director Lal to create the sequel to In Harihar Nagar.
The movie 2 Harihar Nagar was released in 2009 with the middle-aged actors Jagadeesh, Mukesh, and Asokan coming together.
 Again in 2010, he appeared in the series' third installment, In Ghost House Inn.

In April 2011, Siddique launched Kerala's first family magazine Family Facebook.
Siddique is the editor of the monthly magazine that is rich with stories of the players in the Malayalam film industry – actors, directors, playback singers and others.
In 2002, he produced Nandanam, directed by Ranjith. The movie featured young actors Prithviraj Sukumaran and Navya Nair. Siddique appeared in a small but completely different role in the film. This was a box-office hit despite the absence of major stars.
Siddique started appearing in a number of different looks in his later films. This can be seen in films such as Chota Mumbai, Hallo, Nadiya Kollappetta Rathri, Udayon, Vellinakshatram, The Tiger, and Alibhai.
He encouraged director Lal to create the sequel to In Harihar Nagar. The movie 2 Harihar Nagar was released in 2009 with the middle-aged actors Jagadeesh, Mukesh, and Asokan coming together.  Again in 2010, he appeared in the series' third installment, In Ghost House Inn.
In April 2011, Siddique launched Kerala's first family magazine Family Facebook. Siddique is the editor of the monthly magazine that is rich with stories of the players in the Malayalam film industry – actors, directors, playback singers and others.
Siddique (actor)