- Apr 1 KXMC TV channel 13 in Minot, ND (CBS/ABC) begins broadcasting
TV Guide's First Issue
Apr 3 American magazine "TV Guide" publishes 1st issue, features on the cover the new born baby of actors Desi Arnaz and Lucille Ball, Desi Arnaz Jr.
Learn More- Apr 4 KFDA TV channel 10 in Amarillo, TX (CBS) begins broadcasting
- Apr 5 WEYI TV channel 25 in Saginaw, MI (CBS) begins broadcasting
- Apr 10 "House of Wax" 1st color 3-D movie, premieres in New York
- Apr 12 KFDX TV channel 3 in Wichita Falls, TX (NBC) begins broadcasting
- Apr 14 WHYN (now WGGB) TV channel 40 in Springfield-Holyoke, MA (ABC) begins
- Apr 15 WHP TV channel 21 in Harrisburg, PA (CBS) begins broadcasting
- Apr 16 WAND TV channel 17 in Decatur, IL (ABC) begins broadcasting
- Apr 19 WAFB TV channel 9 in Baton Rouge, LA (CBS) begins broadcasting
- Apr 23 KTAR (now KPNX) TV channel 12 in Phoenix, AZ (NBC) begins broadcasting
- Apr 23 WCOV TV channel 20 in Montgomery, AL (IND/CBS) begins broadcasting
- Apr 23 "Shane", directed by George Stevens and based on the 1949 novel by Jack Schaefer, starring Alan Ladd and Jean Arthur, is released
- Apr 29 The first U.S. experimental 3D-TV broadcast showed an episode of Space Patrol on Los Angeles ABC affiliate KECA-TV
- Apr 29 6th Cannes Film Festival: "The Wages of Fear" directed by Henri-Georges Clouzot wins the Grand Prix du Festival International du Film