I imagine that’s “Sweet Smell of Sucess”
Zeldar, you still haven’t gotten the Rod Steiger one. Think comedy.
Here’s LD_3 “Everything I learned about playing piano in a strip club, I learned from Timothy Daly.”
Labdad, you got Z_19, but I thought later that that clue didn’t narrow his roles down all that much. 
Rod Steiger in a comedy involving embalming, you say? Surely don’t recall seeing it, so it’s off to IMDB for some guessing.
Same for Tim Daly.
I_L_14 “Everythin I needed to know about strangleholds, I learned from Jack Nicholson”
I_L_15 “Everything I needed to know about greeting plumber-heroes, I learned from Dennis Hopper”
I_L_16 “Everything I needed to know about sailboat accidents, I learned from Laurence Olivier”
Z_21 - “The Natural”
Z_22 “The Old Man and the Sea”
Z_23 “The Vikings”
Z_24" “Easy Rider”
Z_21 = The Natural
I_L_15 = Super Mario Brothers
Recap of mine:
HF_1: “Everything I ever needed to know about nutrition I learned from Peter Jackson.”
HF_3: “Everything I ever needed to know about being EE-VILL I learned from Harvey Korman.”
HF_4: “Everything I ever needed to know about being a mechanical gigilo I learned from Jude Law.”
and another one:
HF_5: “Everything I needed to know about coconuts I learned from Terry Graham.”
I_L_14 One Flew Over The Cuckoo’s Nest?
I_L_15 Blue Velvet?
I_L_16 Boys From Brazil?
Z_21 The Natural
Z_24 Easy Rider?
H_1 “Everything I need to know about parking meters, I learned from Paul Newman”
HF_3: “Everything I ever needed to know about being EE-VILL I learned from Harvey Korman.” “Blazing Saddles”
HF_4: “Everything I ever needed to know about being a mechanical gigilo I learned from Jude Law.” “AI”
HF_4 AI (Artificial Intelligence)?
HF_5 Ponty Python and the Holy Grail?
L4L-14 Everything I know about vivisecting I learned from Julian Sands.
L4L-15 Everything I know about lesbian fantasies gone horribly wrong, I learned from Naomi Watts.
L4L-16 Everything I know about Michael Bolton, I learned from David Herman.
Right on mine.
My favorite Newman: Cool Hand Luke
Cool Hand Luke (I was gonna do that one!)
L4L_14 Boxing Helena
Wow, I was too slow. Should mine be HB_1?
L4L_15 Mulholland Drive?
I_L_14 "Everythin I needed to know about strangleholds, I learned from Jack Nicholson"
I’m guessing “Last Detail”
H_1 "Everything I need to know about parking meters, I learned from Paul Newman"
That would be “Cool Hand Luke”
L4L_16 Office Space?
100% Correct!
L4L_14 Boxing Helena
L4L_15 Mulholland Drive?
You are correct Zeldar!
L4L-16 = Office Space
L4L-14 = Boxing Helena
HF_6: “Everything I needed to know about captaining a sub I learned from Toshiro Mifune.”
HF_7: “Everything I needed to know about bowling I learned from Janeane Garofalo.”
HF_8: “Everything I needed to know about espresso I learned from Bruce Willis.”