Aaron Taylor-Johnson is the obvious choice. I mean, beyond obvious.
Aside from him...Richard Madden, probably, unless they go with a complete unknown.
Darryl Zero
The casting search for the next actor to play James Bond is officially underway, with Variety reporting that Nina Gold has been hired as the casting director for James Bond 26, which is said to be looking for a "fresh face" to play 007. https://bit.ly/4dcbcWd