Frank Capra Director, Producer Cary Grant Mortimer Brewster Actor Raymond Massey Jonathan Brewster Actor Priscilla Lane Elaine Harper Actor Peter Lorre Dr. Einstein Actor Jack Carson Officer Patrick "Pat" O'Hara Actor Josephine Hull Aunt Abby Brewster Actor Jean Adair Aunt Martha Brewster Actor James Gleason Lt. Rooney Actor Grant Mitchell Reverend Harper Actor John Alexander Theodore "Teddy Roosevelt" Brewster Actor Edward Everett Horton Mr. Witherspoon Actor Edward McNamara Police Sgt. Brophy Actor Garry Owen Taxi Cab Driver Actor John Ridgely Officer Saunders Actor Vaughan Glaser Judge Cullman Actor Chester Clute Dr. Gilchrist Actor Charles Lane Reporter at Marriage License Office Actor Edward McWade Mr. Gibbs Actor Leo White Man in Phone Booth Actor Spencer Charters Marriage License Clerk Actor Hank Mann Photographer at Marriage License Office Actor Lee Phelps Umpire Actor Joseph Kesselring Writer Julius J. Epstein Writer Philip G. Epstein Writer Jack L. Warner Executive Producer Max Steiner Original Music Sol Polito Cinematographer Daniel Mandell Film Editing Max Parker Art Director Orry-Kelly Costume Design