Escape to Athena (1979)

 

Directed by George P. Cosmatos. Free with ads on Youtube and on Tubi. Roger Moore, Telly Savalas, David Niven, Elliott Gould.

https://en.wikipedia.org/wiki/Escape_to_Athena

https://www.dvdtalk.com/reviews/34029/escape-to-athena/

https://www.thespinningimage.co.uk/cultfilms/displaycultfilm.asp?reviewid=4909