@ John W
I remember going to a double feature at our local drive-in in 1958, with those crappy windows hang on speakers. Big fun. Packed a carload in the station wagon.
The Blob
The Blob - Wikipedia
Steve McQueen
Music by- Burt Bacharach
The Vikings
The Vikings (1958 film - Wikipedia)
narrated by Orson Wells
Kirk Douglas
Also for classic Sci-Fi films give Robinson Crusoe on Mars a rewatch. Just as good as The Martian, starring an early Batman.
Robinson Crusoe on Mars - Wikipedia