| Kay Kyser | Lowell Blackford | 
    
    
      | Marilyn Maxwell | Ginger Gray | 
    
    
      | William Gargan | 'Waltzy' Malone | 
    
    
      | Nat Pendleton | 'Killer' Kennedy | 
    
    
      | Lena Horne | Herself | 
    
    
      | Harry James | Harry James | 
    
    
      | Tommy Dorsey | Himself | 
    
    
      | Curt Bois | Nick Sirocco | 
    
    
      | Morris Ankrum | Dan Conlon | 
    
    
      | Mantan Moreland | Woody | 
    
    
      | Maxie Rosenbloom | 'Rags' | 
    
    
      | Andrew Tombes | Dr. Clyde L. Star | 
    
    
      | Pamela Blake | Lois | 
    
    
      | George Chandler | Hamburger Vendor | 
    
    
      | Chester Clute | Milbane | 
    
    
      | Harry Babbitt | Vocalist with Kay Kyser Orchestra | 
    
    
      | Sully Mason | Sully | 
    
    
      | M.A. Bogue | Ish Kabibble (as Ish Kabibble) | 
    
    
      | Julie Conway | Julie | 
    
    
      | Trudy Erwin | Trudy | 
    
    
      | Clyde Fillmore | Mr. Nagen | 
    
    
      | Lou Nova | Kid Mandell | 
    
    
      | Jack Roper | 'Sledgehammer' | 
    
    
      | M.A. Bogue | Ish Kabibble | 
    
    
      | Ernie Alexander | Concessionaire (uncredited) | 
    
    
      | Murray Alper | Burly Attentant (uncredited) | 
    
    
      | King Baggot | Nightclub Patron (uncredited) | 
    
    
      | Bobby Barber | Soft Drink Vendor (uncredited) | 
    
    
      | William Bishop | Soldier with Autograph Book (uncredited) | 
    
    
      | Karin Booth | Girl (uncredited) | 
    
    
      | Jack Byron | Fight Spectator (uncredited) | 
    
    
      | Wally Cassell | Cassidy - Soldier (uncredited) | 
    
    
      | George Chandler | Hamburger Vendor (uncredited) | 
    
    
      | Jack Chefe | Headwaiter (uncredited) | 
    
    
      | Chester Clute | Mr. Milbane, Manager of Telephone Company (uncredited) | 
    
    
      | Billy Coe | Boxing Timekeeper (uncredited) | 
    
    
      | Donald Curtis | Reporter (uncredited) | 
    
    
      | Sayre Dearing | Fight Spectator (uncredited) | 
    
    
      | Henri DeSoto | Waiter (uncredited) | 
    
    
      | Earle S. Dewey | Rotund Man (uncredited) | 
    
    
      | Tommy Dorsey | Tommy Dorsey (uncredited) | 
    
    
      | Ormon Downes | Drummer (uncredited) | 
    
    
      | Johnny Duncan | Dancer, USO Sailor (uncredited) | 
    
    
      | Jay Eaton | Dancer (uncredited) | 
    
    
      | Mary Elliott | Mrs. Cassidy (uncredited) | 
    
    
      | Virginia Engels | Blonde (uncredited) | 
    
    
      | Harry Fleischmann | Spectator (uncredited) | 
    
    
      | Art Foster | Fighter (uncredited) | 
    
    
      | Don Gallaher | Dancer, One Girl and Two Boys Number (uncredited) | 
    
    
      | Ava Gardner | Receptionist (uncredited) | 
    
    
      | Russell Gleason | Sergeant (uncredited) | 
    
    
      | Henry Golden | Fighter (uncredited) | 
    
    
      | Frank Hagney | Bag Puncher (uncredited) | 
    
    
      | Tom Hanlon | Radio Announcer (uncredited) | 
    
    
      | Oscar 'Dutch' Hendrian | Killer's Second (uncredited) | 
    
    
      | James Horne Jr. | USO Soldier (uncredited) | 
    
    
      | Harry James | Harry James (uncredited) | 
    
    
      | Duke Johnson | Juggler (uncredited) | 
    
    
      | Henry Jordan | Rope Jumper (uncredited) | 
    
    
      | Jack Lambert | Jack (Conlon's Henchman) (uncredited) | 
    
    
      | George Levine | Second (uncredited) | 
    
    
      | George Magrill | Taxi Driver (uncredited) | 
    
    
      | Laura Mason | Singer (uncredited) | 
    
    
      | Mike Mazurki | Wrestler (uncredited) | 
    
    
      | Pat McKee | Fight Spectator (uncredited) | 
    
    
      | Mary McLeod | Chief Operator, Supervisor (uncredited) | 
    
    
      | Harold Miller | Man in Music Publisher's Office (uncredited) | 
    
    
      | Mantan Moreland | Woody, Nick's Valet (uncredited) | 
    
    
      | Edmund Mortimer | Man in Gym (uncredited) | 
    
    
      | Ernest Newton | Singer, Mississippi Dream Boat Number (uncredited) | 
    
    
      | Anne O'Neal | Miss Malcott (uncredited) | 
    
    
      | Tom Quinn | Trainer (uncredited) | 
    
    
      | Lorin Raker | Man in Gym (uncredited) | 
    
    
      | Virginia Rees | Singer (uncredited) | 
    
    
      | Cyril Ring | Man Entering Club (uncredited) | 
    
    
      | Abe Roth | Referee (uncredited) | 
    
    
      | Charles Schaeffer | Man on Bar (uncredited) | 
    
    
      | Ward Shattuck | Juggler (uncredited) | 
    
    
      | Lennie Smith | Dancer, One Girl and Two Boys Number (uncredited) | 
    
    
      | Freddie Steele | Fighter (uncredited) | 
    
    
      | Sammy Stein | Wrestler (uncredited) | 
    
    
      | Charles Sullivan | Cop at Ringside (uncredited) | 
    
    
      | Dan Tobey | Announcer (uncredited) | 
    
    
      | Celia Travers | Telephone Operator (uncredited) | 
    
    
      | Jean Veloz | Girl Dancer, One Girl and Two Boys Number (uncredited) | 
    
    
      | Jack West | Fighter (uncredited) | 
    
    
      | Don Whittaker | Bass Fiddler (uncredited) | 
    
    
      | Kay Williams | First Receptionist, Music Publisher (uncredited) | 
    
    
      | Harry Wilson | Killer's Second (uncredited) |