McCarthy saw red for fouling Adel Taarabt but Freedman felt that it was the correct call.
He said: "We've no complaints at all. Unfortunately, Paddy gave the referee an opportunity to give a penalty and to send him off.
"Of course that was a turning point, especially in what was a close game that I thought was going to the wire.
"We had to defend for our lives in the first 40 minutes, but I felt once we got the goal it gave us a boost and we could have gone on from there.
"QPR are top of the league and are a very good side with Premier League players, but we gave them a run for their money."
Source: PA
Source: PA