On a Clear Day You Can See Forever(1970) - Comedy, quite good
What Dreams May Come - In the afterlife, Mentions reincarnation
Little Buddha - Searching for a reincarnated Buddhist Lama
The Love of Sunya (1927)
I once compiled a list of 15 or 20. I'll have to search my hard drive for the list. But here are some with "reincarnation" in the title.
ImDb search results:
Reincarnation de Serge Renaudier, La (1920)
Reincarnation of a Soul, The (1913)
Reincarnation of Karma, The (1912)
Reincarnation of Khensur Rinpoche, The (1992)
Reincarnation of Martin Gregory, The (2003)
Reincarnation of Peach Blossom, The (1968)
Reincarnation of Peter Proud, The (1975)
Curse of the Crimson Altar (1968)
...aka Crimson Altar, The (1968)
...aka Crimson Cult, The (1970) (USA)
...aka Curse of the Crimson Cult (1968)
...aka Reincarnation, The (1968)
...aka Spirit of the Dead (1968)
...aka Witch House (1968)
J.D.'s Revenge (1976)
Pan Jin Lian zhi qian shi jin sheng (1989)
...aka Reincarnation of Golden Lotus, The (1989)
...aka This Day, Previous Life (1989)
Reincarnate, The (1971)
...aka Reincarnation (1971) (France)
Riti, magie nere e segrete orge nel trecento (1972)
...aka Black Magic Rites: Reincarnations (1972)
...aka Ghastly Orgies of Count Dracula, The (1972)
...aka Horrible Orgies of Count Dracula, The (1972)
...aka Reincarnation of Isabel, The (1972)
...aka Reincarnazione, La (1972)
Tian guan ci fu (1987)
...aka Reincarnation (1987)
Tian guan ci fu (1981)
...aka Reincarnation (1981)
Tou tai ren (1976)
...aka Reincarnation, The (1976)
Yinyang jie (1974)
...aka Blood Reincarnation (1974) (Hong Kong: English title)
Makai tenshô (1981)
...aka Samurai Reincarnation (1981)
Walk Through H: The Reincarnation of an Ornithologist, A (1978)