My MCU cast would be:
Tony Stark/Iron Man- Ben Affleck
Pepper Potts- Bryce Dallas Howard
James "Rhodey" Rhodes- Michael Ealy
Obadiah Stane- Bryan Cranston
Nick Fury- Laurence Fishburne
Natasha Romanoff/Black Widow- Emilia Clarke
Justin Hammer- Peter Sarsgaard
Thor- Alexander Skarsgard
Odin- Brian Blessed
Loki- Rupert Friend
Sif- Yvonne Strahovski
Frigga- Elizabeth Perkins
Heimdall- Common
Hawkeye- Jensen Ackles
Kurse- Adewale Akinnuoye-Agbaje
Steve Rogers/Captain America- Garrett Hedlund
Peggy Carter- Gemma Arterton
Red Skull- Jeremy Irons
Chester Phillips- Harrison Ford
Bucky Barnes- James Lafferty
Abraham Erskine- Sir Ben Kingsley
Sam Wilson/Falcon- Ray Fisher
Sharon Carter- Kate Mara
Spider-Man- Nick Robinson
Tony Stark/Iron Man- Ben Affleck
Pepper Potts- Bryce Dallas Howard
James "Rhodey" Rhodes- Michael Ealy
Obadiah Stane- Bryan Cranston
Nick Fury- Laurence Fishburne
Natasha Romanoff/Black Widow- Emilia Clarke
Justin Hammer- Peter Sarsgaard
Thor- Alexander Skarsgard
Odin- Brian Blessed
Loki- Rupert Friend
Sif- Yvonne Strahovski
Frigga- Elizabeth Perkins
Heimdall- Common
Hawkeye- Jensen Ackles
Kurse- Adewale Akinnuoye-Agbaje
Steve Rogers/Captain America- Garrett Hedlund
Peggy Carter- Gemma Arterton
Red Skull- Jeremy Irons
Chester Phillips- Harrison Ford
Bucky Barnes- James Lafferty
Abraham Erskine- Sir Ben Kingsley
Sam Wilson/Falcon- Ray Fisher
Sharon Carter- Kate Mara
Spider-Man- Nick Robinson