Actor Gerald Mohr worked for Orson Welles' Mercury Theater and on Broadway, and he used his deep baritone in an extensive career on radio, from the thirties through the early fifties--Wikipedia credits him with over 4,000 radio plays. Mohr voiced detective Phillip Marlowe from 19481951 in 119 half-hour radio plays. He also starred in "The Adventures of Bill Lance" and frequently starred in "The Whistler". Mohr was also in countless television shows in the fifties and sixties.
In film Mohr was Captain Delgado in Gilda (1946), and played Michael Lanyard in three movies of "The Lone Wolf" series in 1946-47. He appeared mostly in Bs: Dr. Broadway (1942), One Dangerous Night (with Warren William as "The Lone Wolf") (1943), Murder in Times Square (1943), The Truth About Murder (1946), Passkey to Danger (1946), The Invisible Informer (1946), and The Blonde Bandit (1950). He was in Undercover Girl (1950), narrated Southside 1-1000 (1950) and Hunt the Man Down (1950). He moved up budget and down the cast list for Sirocco (1951), Detective Story (1951), but had a bigger part in The Sniper (1952). Mohr got top-billing in The Ring (1952), Invasion USA (1952) and Date with Death (1959), but followed Mamie Van Doren in Guns, Girls, and Gangsters (1959).
Guns, Girls, and Gangsters