'Riverdale' Star KJ Apa Serenades Britt Robertson in New 'I Still Believe' trailer (video). The latest trailer for 'I Still Believe,' the biopic based on the life of Christian rock star Jeremy Camp, shows the scope of 'Riverdale' star KJ Apa romance with Britt Robertson -- all starting with a serenade on the beach. Camp love story with his fiancee Melissa Henning (Robertson) shows how he rose to fame as a singer and songwriter at a young age, just as his bride to be started to grow terminally ill.
The film is meant to be an uplifting true-life story of Camp life and his journey to prove there is always hope. 'What if I'm not supposed to be healed,' Robertson asks Apa in the trailer. Also Read: KJ Apa Shares the Sweetest Story About His 'Riverdale' Dad Luke Perry (video)Apa and….