https://mattkprovideo.com/2020/03/30/sci-fi-pictogram/

 

1) The Simpsons

2)

3) Batman

4) Dunno

5) Dexters Lab

6) dunno

7) Family Guy

8) Dunno

9) Dunno

10) Flintstones ( Fred, Wilma, Dino, Pebbles)

11) Dunno  Deadpool?

12) The Minions

13) South Park

14) Dunno

15) Dunno

16) Dunno

17) Mickey Mouse and Minnie?

18) Dunno

19) Star WarsLuke, Han, Leia, Chewbacca, C3P0, R2D2,

20 Star Trek TOS. But who is the 4th character?