* They are both known for their gritty, realistic acting style. Both Hackman and Keitel are known for bringing a sense of authenticity and raw emotion to their roles, often playing tough, complex characters.
* They have both worked with some of the biggest directors in Hollywood. Both actors have starred in films by directors like Sam Peckinpah, Sergio Leone, and Martin Scorsese.
* They have both received critical acclaim for their work. Both Hackman and Keitel have won numerous awards, including Oscars and Golden Globes.
* They have both worked together on several occasions. They collaborated on the films "The French Connection" (1971), "The Conversation" (1974), and "The Quick and the Dead" (1995).
In addition to these shared traits, both actors have had long and successful careers in Hollywood, spanning decades and many different genres. They are both considered legends in their field and have left an undeniable mark on the history of cinema.