"Kilroy Was Here" was a popular expression during World War II, but it's not much fun to John J. Kilroy, who has to try to live with all the jokes and wisecracks regarding his name.
Jackie Cooper
as John J. Kilroy
Jackie Coogan
as Pappy Collins
Wanda McKay
as Connie Harcourt
Frank Jenks
as Butch Miller
Norman Phillips Jr.
as Elmer Hatch
Rand Brooks
as Rodney Meadows
Barton Yarborough
as Prof. Thomas Sheperd
Frank J. Scannell
as 1st Cab Driver (as Frank Scannell)
Patti Brill
as Marge Connors
Robert Coogan
as Soldier Cheer Leader
Joseph Forte
as College Registar (as Joe Forte)
Sid Melton
as Joe - Cab Driver (as Sidney Melton)
