Lee J. Cobb (Mike Figlia) and Morris Carnovsky (Yanko Garcos) were both members of the famous Group Theater (1931-1940) and appeared together in the original Broadway production of Odets' "Golden Boy," Carnovsky played the father of the boxer. When the play was filmed with William Holden in his debut role, Cobb played the father.
Figlia's Henchman axes Nick's tire dead flat, but at the climax, Nick drives off in his truck and the tire isn't flat anymore.No mention is made of it being fixed.
When Rica tells Nick he looks tired, he responds "You'd be tired too if you drove four hundred miles without sleep." The distance from Fresno to San Francisco is less than 200 miles.