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James Stewart - Jefferson SmithJean Arthur - Clarissa SaundersClaude Rains - Joseph PaineEdward Arnold - Jim TaylorGuy Kibbee - Governor HopperThomas Mitchell - Diz MooreEugene Pallette - Chick McGannBeulah Bondi - Ma SmithH.B. Warner - Senate Majority LeaderHarry Carey - President of the SenateAstrid Allwyn - Susan PaineRuth Donnelly - Emma HopperGrant Mitchell - Senator MacPhersonPorter Hall - Senator MonroePierre Watkin - Senator BarnesCharles Lane - NoseyWilliam Demarest - Bill GriffithDick Elliott - Carl CookBilly Watson - Peter HopperDelmar Watson - Jimmie HopperJohn Russell - Hopper BoyHarry Watson - Hopper BoyGarry Watson - Hopper BoyLarry Simms - Hopper BoyH.V. Kaltenborn - Radio BroadcasterRussell Simpson - Kenneth Allen (uncredited)Frances Gifford - Hopper Girl (uncredited)Colin James Mackey - Narrator (uncredited)Wilson Benge - Hopper's Butler (uncredited)Dickie Jones - Richard Jones (uncredited)
Ratings
from TMDB7.8/ 101,245 votes