Heidi Von Beltz (Grinelda) later filled in for Farrah Fawcett's stunt double on the set of The Cannonball Run (1981) at the behest of her then-boyfriend, stunt coordinator Bobby Bass. Von Beltz was paralyzed from the neck down when the unsafe car she was riding in crashed head-on into a van during a stunt.
L.Q. Jones (Dan Jarvis) previously appeared as a different character in season one's Bullseye (1976), and later in season four's Angel Hunt (1979) and An Angel's Trail (1980).
S. Pearl Sharp (Hilda) later appears as a different character in season four's Angel's Child (1980).
Gary Wood (Joe Phillips) previously appeared as a different character in season one's Angels on a String (1977), and later in season four's Catch a Falling Angel (1980), and season five's Let Our Angel Live (1981). Three of the four characters he played on Charlie's Angels were named Joe.
Nancy Fox (Amy Jarvis) later appears as different characters in season four's Angels on the Street (1979), One Love... Two Angels: Part I (1980) and One Love... Two Angels: Part II (1980), and season five's Chorus Line Angels (1981).