[2] He performed leading roles in Broadway shows such as Kiss Me Kate,[3] The Golden Fleecing and The Good Soup,[4] and most notably played the role of Captain Von Trapp in the First National Touring Company of The Sound of Music in the early 1960s and later.

[7] He also appeared opposite actors such as Jack Lemmon and Charlton Heston in theatrical plays across the country.

Myhers wrote, directed and made a cameo appearance in the little-known 1965 comedy Saturday Night Bath in Apple Valley, which co-starred his wife Joan Benedict (later Joan Benedict Steiger) and was issued on VHS and DVD-R by Something Weird Video.

Myhers also had a robust career on television, appearing on shows like Get Smart; Hogan's Heroes; The Mothers-in-Law; I Dream of Jeannie; Love, American Style; Alice; The Waltons and Fantasy Island.

[9] He died of pneumonia on May 27, 1992, at Cedars-Sinai Medical Center in Los Angeles, California, and was survived by his wife and his daughter Claudia Myhers Tschudin.