New List:
1) One Million B.C.
2. Teenage Caveman (1958)
3. Creatures The World Forgot (1971)
4) Caveman
5) Bone Tomahawk
6) Encino Man.
7) Eegah!
8) One Million Years B.C.
9. TROG!
10) When Dinosaurs Ruled the Earth
11) Quest For Fire
12. the CAVE MEN'S WAR (1913)
13. IRONMASTER (1983)
14) Man’s Genesis (1912)
15. DINOSAURUS! (1960)
16: 2001.
17) The Flinstones (1994)
18) Clan of The Cave Bear (1986)
19) Horror Express
20) CALIFORNIA MAN (1992) <- I'm taking Chainsaw Midget's word on this. Going by Wikipedia, he's right; this was already listed under another title:
https://en.wikipedia.org/wiki/Encino_Man20) The 3 Ages
21) One Million AC/DC
22) Clan of the Cave Bear
23) The Land Time Forgot (1975)
24) The Flintstones in Viva Rock Vegas (2000)
25) ICEMAN (1984)
26) Brute Force (1914)
27) Missing Link (1988)
28) The Flintstones Meet the Jetsons
29) 10 000 BC
30) Ice Age
31) X-Files: Fight the Future.
32) Superstarlet A.D. (2000)
33) Adventures in Dinosaur City (1991)
34) History of the World, Part I (1981)
35. RETURN OF THE APE MAN (1944)
36. Fire & Ice.
37) the NEANDERTHAL MAN (1953)
38) Year One
39) the DINOSAUR AND THE MISSING LINK (1915)