[1] Weslow studied ballet with the noted teacher Mary Ann Wells, whose other students included Marc Platt and Tommy Rall.
[3] In addition to featured roles in George Balanchine's Night Shadows (or La Somnambula), Theme and Variations, The Prodigal Son, Western Symphony, and The Four Temperaments, Weslow also danced in ballets by Frederick Ashton, Todd Bolender, Willam Christensen, and Lew Christensen.
On Broadway, Weslow was featured in Annie Get Your Gun and appeared in the original casts of four other musicals, including Call Me Madam, Wonderful Town, and Plain and Fancy.
Weslow's television credits include being a regular on Your Hit Parade, as well as guest appearances on Omnibus and various specials.
By the late 1960s, Weslow had already gained a reputation as a skilled masseur, working with dancers like his friend Edward Villella.