Three Secrets (1950) — Cast
Cast
| Eleanor Parker | Chase |
| Patricia Neal | Phyllis Dietrichson |
| Ted de Corsia | Prince Luca |
| Leif Erickson | Chase |
| Ruth Roman | Lawrence |
| Frank Lovejoy | Duffy |
| Edmon Ryan | Hardin |
| Larry Keating | Mark |
| Katherine Warren | Connors |
| Eleanor Audley | Warden |
| Arthur Franz | Radin |
| Jay Adler | Editor |
| Joel Allen | (uncredited) |
| Margaret Bert | Maid |
| Billy Bevan | Jackson |
| Walden Boyle | (uncredited) |
| Peter Brocco | (uncredited) |
| Ralph Brooks | Lawyer |
| Cathy Dart | Switchboard |
| John Butler | (uncredited) |
| Nana Bryant | (uncredited) |
| Wheaton Chambers | (uncredited) |
| Russ Conway | (uncredited) |
| Ross Elliott | (uncredited) |
| Lester Dorr | (uncredited) |
| Edmund Glover | (uncredited) |
| John Dehner | Crossley |
| Glen Denning | (uncredited) |
| Chris Drake | (uncredited) |
| Frank Fenton | (uncredited) |
| Ray Hyke | (uncredited) |
| Tim Graham | (uncredited) |
| Eula Guy | Matron |
| Mary Alan Hokanson | Betty |
| Edna Holland | Receptionist |
| Perc Launders | (uncredited) |
| John Morgan | (uncredited) |
| George Lynn | (uncredited) |
| Mike Mahoney | (uncredited) |
| Rory Mallinson | (uncredited) |
| Lou Marcelle | (uncredited) |
| Ralph Montgomery | Glasses |
| Paul Picerni | (uncredited) |
| Duncan Richardson | Peterson |
| William Self | (uncredited) |
| Charles Sherlock | (uncredited) |
| William Tannen | Lynch |
| Kenneth Tobey | (uncredited) |
| Gil Warren | (uncredited) |
| Janet Warren | (uncredited) |
| Mack Williams | Doctor |
| Willard Waterman | (uncredited) |
| Bill Welsh | Radio Commentator |
| Frank Wilcox | Charlie |
| Frances E. Williams | (uncredited) |
| Mervin Williams | (uncredited) |
| Herschel Graham | (uncredited) |
Crew
| Sidney Hickox | Director of Photography |
| Robert Wise | Director |
| Milton Sperling | Producer |
| Thomas Reilly | Editor |
| Perc Westmore | Makeup Artist |
| David Buttolph | Original Music Composer |
| Edwin B. DuPar | Special Effects |
| William C. McGann | Special Effects Supervisor |
| Charles H. Clarke | Art Direction |
| Charles Lang | Sound |
| Fred M. MacLean | Set Decoration |
| Maurice De Packh | Orchestrator |
| Gina Kaus | Writer |
| Leah Rhodes | Wardrobe Designer |
| Martin Rackin | Writer |