Harold Stevens Hopper (November 11, 1912 in Oklahoma City, Oklahoma – November 2, 1970 in Sylmar, California) was an American singer/songwriter, film score composer and screenwriter.

[1] He composed the themes tune to several television series such as Judge Roy Bean,[2] Colt .45, 26 Men, Circus Boy and Bearcats!

Hopper's wife Marie was North's maternal aunt.

North later claimed that Marie Hopper physically abused him on the set to ensure the standards of his performance.

[3] Hopper co-authored the script for the 1968 film Shalako, starring Sean Connery.