https://www.rugbyleagueproject.org/seasons/nswrfl-1983/round-23/south-sydney-rabbitohs-vs-illawarra-steelers/summary.html
SS: 20. Wright (see 1:44), 21. Mackey (see 39 +52 sec), 24. Harrington (see 1:47)
IS: 16. Unknown (playing the ball - see 1:51 + 1:55), 17. Unknown - near ref (1:39 + 1:44), 22. unknown in back play (see 1:51)
https://www.youtube.com/watch?v=FcsJXI2qy7c
I could get the Souths players, perhaps someone else can identify the Steelers.