According to The Hollywood Reporter, it appears that "Henry Thomas has joined the cast of Dear John, a love story Lasse Hallstrom is directing for Screen Gems. Temple Hill is producing."
The film is "based on the Nicholas Sparks novel" and "centers on a soldier on leave (Channing Tatum) who falls for a woman (Amanda Seyfried) but then re-enlists after Sept. 11."
Thomas will play "an older man whom the woman falls for while the soldier is away."