According to IMDB and to the Submarine Kid Facebook page, Jack Coleman is going to appear in this new production, slated to start filming at the end of the week. He would be working alongside Finn Wittrock and Emilie de Ravin.
(Photo from Jason Gurvitz – you can play “spot Jack Coleman” on their wall of actors)
This independent movie is produced by Coronet Films. This synopsis is taken from their page:
The Submarine Kid tells the dramatic coming of age story of Spencer King, an emotionally and physically damaged Navy SEAL returning home from his third tour of duty in Afghanistan. When Spencer arrives home, he can no longer connect with the life he once led. Attempting to escape from the demons haunting him from a grizzly incident overseas and the family, friends, and girlfriend who expect the normal Spencer, he goes back to work at the local bookstore. It is there he meets Alice, a fascinating young woman with whom he is able to start unraveling his true self. Spencer and Alice stumble upon an old pulp comic about a local suburban legend from generations past: The Submarine Kid. Spencer learns of the Kid’s spectacular abilities of record-setting breath-holding. It is here that Alice and Spencer begin a deadly game with grave consequences that changes both of their lives forever. Spencer attempts to fight off the visions of his past and the immediate responsibilities of his reality in a magical underwater world he creates with Alice.
You can also find some more information on TheWrap.Com.