ACTRESS Lana Clarkson may have breathed out blood that spattered on Phil Spector’s jacket with her dying gasp, a forensic pathologist told the music producer’s murder trial.

Forensic expert Dr Werner Spitz has claimed the prosecution's murder theory in the Phil Spector case is inaccurate and riddled with "holes".

Actress Lana Clarkson shot and killed herself, a forensic pathologist told Phil Spector's murder trial today.